80451359980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1499}}^1\times {\mathrm{3671}}^1$

素因数の和:5239

約数の個数: 96

約数和(自身を含む): 183218112000

約数和(自身を除く): 102766752020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 1499, 2924, 2998, 3655, 3671, 5996, 7310, 7342, 7495, 14620, 14684, 14990, 18355, 25483, 29980, 36710, 50966, 62407, 64457, 73420, 101932, 124814, 127415, 128914, 157853, 249628, 254830, 257828, 312035, 315706, 322285, 509660, 624070, 631412, 644570, 789265, 1095769, 1248140, 1289140, 1578530, 2191538, 2683501, 3157060, 4383076, 5367002, 5478845, 5502829, 10734004, 10957690, 11005658, 13417505, 21915380, 22011316, 26835010, 27514145, 53670020, 55028290, 93548093, 110056580, 187096186, 236621647, 374192372, 467740465, 473243294, 935480930, 946486588, 1183108235, 1870961860, 2366216470, 4022567999, 4732432940, 8045135998, 16090271996, 20112839995, 40225679990, 80451359980]

約数ペア:

[(1, 80451359980), (2, 40225679990), (4, 20112839995), (5, 16090271996), (10, 8045135998), (17, 4732432940), (20, 4022567999), (34, 2366216470), (43, 1870961860), (68, 1183108235), (85, 946486588), (86, 935480930), (170, 473243294), (172, 467740465), (215, 374192372), (340, 236621647), (430, 187096186), (731, 110056580), (860, 93548093), (1462, 55028290), (1499, 53670020), (2924, 27514145), (2998, 26835010), (3655, 22011316), (3671, 21915380), (5996, 13417505), (7310, 11005658), (7342, 10957690), (7495, 10734004), (14620, 5502829), (14684, 5478845), (14990, 5367002), (18355, 4383076), (25483, 3157060), (29980, 2683501), (36710, 2191538), (50966, 1578530), (62407, 1289140), (64457, 1248140), (73420, 1095769), (101932, 789265), (124814, 644570), (127415, 631412), (128914, 624070), (157853, 509660), (249628, 322285), (254830, 315706), (257828, 312035)]