1330400800

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:971

約数の個数: 144

約数和(自身を含む): 3401782272

約数和(自身を除く): 2071381472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 47, 50, 80, 82, 94, 100, 160, 164, 188, 200, 205, 235, 328, 376, 400, 410, 470, 656, 752, 800, 820, 863, 940, 1025, 1175, 1312, 1504, 1640, 1726, 1880, 1927, 2050, 2350, 3280, 3452, 3760, 3854, 4100, 4315, 4700, 6560, 6904, 7520, 7708, 8200, 8630, 9400, 9635, 13808, 15416, 16400, 17260, 18800, 19270, 21575, 27616, 30832, 32800, 34520, 35383, 37600, 38540, 40561, 43150, 48175, 61664, 69040, 70766, 77080, 81122, 86300, 96350, 138080, 141532, 154160, 162244, 172600, 176915, 192700, 202805, 283064, 308320, 324488, 345200, 353830, 385400, 405610, 566128, 648976, 690400, 707660, 770800, 811220, 884575, 1014025, 1132256, 1297952, 1415320, 1541600, 1622440, 1663001, 1769150, 2028050, 2830640, 3244880, 3326002, 3538300, 4056100, 5661280, 6489760, 6652004, 7076600, 8112200, 8315005, 13304008, 14153200, 16224400, 16630010, 26608016, 28306400, 32448800, 33260020, 41575025, 53216032, 66520040, 83150050, 133040080, 166300100, 266080160, 332600200, 665200400, 1330400800]

約数ペア:

[(1, 1330400800), (2, 665200400), (4, 332600200), (5, 266080160), (8, 166300100), (10, 133040080), (16, 83150050), (20, 66520040), (25, 53216032), (32, 41575025), (40, 33260020), (41, 32448800), (47, 28306400), (50, 26608016), (80, 16630010), (82, 16224400), (94, 14153200), (100, 13304008), (160, 8315005), (164, 8112200), (188, 7076600), (200, 6652004), (205, 6489760), (235, 5661280), (328, 4056100), (376, 3538300), (400, 3326002), (410, 3244880), (470, 2830640), (656, 2028050), (752, 1769150), (800, 1663001), (820, 1622440), (863, 1541600), (940, 1415320), (1025, 1297952), (1175, 1132256), (1312, 1014025), (1504, 884575), (1640, 811220), (1726, 770800), (1880, 707660), (1927, 690400), (2050, 648976), (2350, 566128), (3280, 405610), (3452, 385400), (3760, 353830), (3854, 345200), (4100, 324488), (4315, 308320), (4700, 283064), (6560, 202805), (6904, 192700), (7520, 176915), (7708, 172600), (8200, 162244), (8630, 154160), (9400, 141532), (9635, 138080), (13808, 96350), (15416, 86300), (16400, 81122), (17260, 77080), (18800, 70766), (19270, 69040), (21575, 61664), (27616, 48175), (30832, 43150), (32800, 40561), (34520, 38540), (35383, 37600)]