31460778050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1429

約数の個数: 144

約数和(自身を含む): 65875783680

約数和(自身を除く): 34415005630

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 71, 82, 130, 142, 169, 205, 325, 338, 355, 410, 533, 650, 710, 845, 923, 1025, 1066, 1279, 1690, 1775, 1846, 2050, 2558, 2665, 2911, 3550, 4225, 4615, 5330, 5822, 6395, 6929, 8450, 9230, 11999, 12790, 13325, 13858, 14555, 16627, 23075, 23998, 26650, 29110, 31975, 33254, 34645, 37843, 46150, 52439, 59995, 63950, 69290, 72775, 75686, 83135, 90809, 104878, 119990, 145550, 166270, 173225, 181618, 189215, 216151, 262195, 299975, 346450, 378430, 415675, 432302, 454045, 491959, 524390, 599950, 681707, 831350, 908090, 946075, 983918, 1080755, 1180517, 1310975, 1363414, 1892150, 2161510, 2270225, 2361034, 2459795, 2621950, 3408535, 3723169, 4540450, 4919590, 5403775, 5902585, 6817070, 7446338, 8862191, 10807550, 11805170, 12298975, 15346721, 17042675, 17724382, 18615845, 24597950, 29512925, 30693442, 34085350, 37231690, 44310955, 48401197, 59025850, 76733605, 88621910, 93079225, 96802394, 153467210, 186158450, 221554775, 242005985, 383668025, 443109550, 484011970, 629215561, 767336050, 1210029925, 1258431122, 2420059850, 3146077805, 6292155610, 15730389025, 31460778050]

約数ペア:

[(1, 31460778050), (2, 15730389025), (5, 6292155610), (10, 3146077805), (13, 2420059850), (25, 1258431122), (26, 1210029925), (41, 767336050), (50, 629215561), (65, 484011970), (71, 443109550), (82, 383668025), (130, 242005985), (142, 221554775), (169, 186158450), (205, 153467210), (325, 96802394), (338, 93079225), (355, 88621910), (410, 76733605), (533, 59025850), (650, 48401197), (710, 44310955), (845, 37231690), (923, 34085350), (1025, 30693442), (1066, 29512925), (1279, 24597950), (1690, 18615845), (1775, 17724382), (1846, 17042675), (2050, 15346721), (2558, 12298975), (2665, 11805170), (2911, 10807550), (3550, 8862191), (4225, 7446338), (4615, 6817070), (5330, 5902585), (5822, 5403775), (6395, 4919590), (6929, 4540450), (8450, 3723169), (9230, 3408535), (11999, 2621950), (12790, 2459795), (13325, 2361034), (13858, 2270225), (14555, 2161510), (16627, 1892150), (23075, 1363414), (23998, 1310975), (26650, 1180517), (29110, 1080755), (31975, 983918), (33254, 946075), (34645, 908090), (37843, 831350), (46150, 681707), (52439, 599950), (59995, 524390), (63950, 491959), (69290, 454045), (72775, 432302), (75686, 415675), (83135, 378430), (90809, 346450), (104878, 299975), (119990, 262195), (145550, 216151), (166270, 189215), (173225, 181618)]