2499687029900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{17489}}^1\times {\mathrm{23431}}^1$

素因数の和:40995

約数の個数: 72

約数和(自身を含む): 5513794698720

約数和(自身を除く): 3014107668820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 17489, 23431, 34978, 46862, 69956, 87445, 93724, 117155, 174890, 234310, 349780, 437225, 468620, 585775, 874450, 1066829, 1171550, 1429291, 1748900, 2133658, 2343100, 2858582, 4267316, 5334145, 5717164, 7146455, 10668290, 14292910, 21336580, 26670725, 28585820, 35732275, 53341450, 71464550, 106682900, 142929100, 409784759, 819569518, 1639139036, 2048923795, 4097847590, 8195695180, 10244618975, 20489237950, 24996870299, 40978475900, 49993740598, 99987481196, 124984351495, 249968702990, 499937405980, 624921757475, 1249843514950, 2499687029900]

約数ペア:

[(1, 2499687029900), (2, 1249843514950), (4, 624921757475), (5, 499937405980), (10, 249968702990), (20, 124984351495), (25, 99987481196), (50, 49993740598), (61, 40978475900), (100, 24996870299), (122, 20489237950), (244, 10244618975), (305, 8195695180), (610, 4097847590), (1220, 2048923795), (1525, 1639139036), (3050, 819569518), (6100, 409784759), (17489, 142929100), (23431, 106682900), (34978, 71464550), (46862, 53341450), (69956, 35732275), (87445, 28585820), (93724, 26670725), (117155, 21336580), (174890, 14292910), (234310, 10668290), (349780, 7146455), (437225, 5717164), (468620, 5334145), (585775, 4267316), (874450, 2858582), (1066829, 2343100), (1171550, 2133658), (1429291, 1748900)]