28508738320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{47699}}^1$

素因数の和:47984

約数の個数: 80

約数和(自身を含む): 68706316800

約数和(自身を除く): 40197578480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 241, 248, 310, 482, 496, 620, 964, 1205, 1240, 1928, 2410, 2480, 3856, 4820, 7471, 9640, 14942, 19280, 29884, 37355, 47699, 59768, 74710, 95398, 119536, 149420, 190796, 238495, 298840, 381592, 476990, 597680, 763184, 953980, 1478669, 1907960, 2957338, 3815920, 5914676, 7393345, 11495459, 11829352, 14786690, 22990918, 23658704, 29573380, 45981836, 57477295, 59146760, 91963672, 114954590, 118293520, 183927344, 229909180, 356359229, 459818360, 712718458, 919636720, 1425436916, 1781796145, 2850873832, 3563592290, 5701747664, 7127184580, 14254369160, 28508738320]

約数ペア:

[(1, 28508738320), (2, 14254369160), (4, 7127184580), (5, 5701747664), (8, 3563592290), (10, 2850873832), (16, 1781796145), (20, 1425436916), (31, 919636720), (40, 712718458), (62, 459818360), (80, 356359229), (124, 229909180), (155, 183927344), (241, 118293520), (248, 114954590), (310, 91963672), (482, 59146760), (496, 57477295), (620, 45981836), (964, 29573380), (1205, 23658704), (1240, 22990918), (1928, 14786690), (2410, 11829352), (2480, 11495459), (3856, 7393345), (4820, 5914676), (7471, 3815920), (9640, 2957338), (14942, 1907960), (19280, 1478669), (29884, 953980), (37355, 763184), (47699, 597680), (59768, 476990), (74710, 381592), (95398, 298840), (119536, 238495), (149420, 190796)]