87870580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{941}}^1$

素因数の和:1009

約数の個数: 96

約数和(自身を含む): 227888640

約数和(自身を除く): 140018060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 35, 46, 58, 70, 92, 115, 116, 140, 145, 161, 203, 230, 290, 322, 406, 460, 580, 644, 667, 805, 812, 941, 1015, 1334, 1610, 1882, 2030, 2668, 3220, 3335, 3764, 4060, 4669, 4705, 6587, 6670, 9338, 9410, 13174, 13340, 18676, 18820, 21643, 23345, 26348, 27289, 32935, 43286, 46690, 54578, 65870, 86572, 93380, 108215, 109156, 131740, 136445, 151501, 191023, 216430, 272890, 303002, 382046, 432860, 545780, 606004, 627647, 757505, 764092, 955115, 1255294, 1515010, 1910230, 2510588, 3030020, 3138235, 3820460, 4393529, 6276470, 8787058, 12552940, 17574116, 21967645, 43935290, 87870580]

約数ペア:

[(1, 87870580), (2, 43935290), (4, 21967645), (5, 17574116), (7, 12552940), (10, 8787058), (14, 6276470), (20, 4393529), (23, 3820460), (28, 3138235), (29, 3030020), (35, 2510588), (46, 1910230), (58, 1515010), (70, 1255294), (92, 955115), (115, 764092), (116, 757505), (140, 627647), (145, 606004), (161, 545780), (203, 432860), (230, 382046), (290, 303002), (322, 272890), (406, 216430), (460, 191023), (580, 151501), (644, 136445), (667, 131740), (805, 109156), (812, 108215), (941, 93380), (1015, 86572), (1334, 65870), (1610, 54578), (1882, 46690), (2030, 43286), (2668, 32935), (3220, 27289), (3335, 26348), (3764, 23345), (4060, 21643), (4669, 18820), (4705, 18676), (6587, 13340), (6670, 13174), (9338, 9410)]