19178126500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{16301}}^1$

素因数の和:16514

約数の個数: 96

約数和(自身を含む): 45358945632

約数和(自身を除く): 26180819132

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 181, 250, 260, 325, 362, 500, 650, 724, 905, 1300, 1625, 1810, 2353, 3250, 3620, 4525, 4706, 6500, 9050, 9412, 11765, 16301, 18100, 22625, 23530, 32602, 45250, 47060, 58825, 65204, 81505, 90500, 117650, 163010, 211913, 235300, 294125, 326020, 407525, 423826, 588250, 815050, 847652, 1059565, 1176500, 1630100, 2037625, 2119130, 2950481, 4075250, 4238260, 5297825, 5900962, 8150500, 10595650, 11801924, 14752405, 21191300, 26489125, 29504810, 38356253, 52978250, 59009620, 73762025, 76712506, 105956500, 147524050, 153425012, 191781265, 295048100, 368810125, 383562530, 737620250, 767125060, 958906325, 1475240500, 1917812650, 3835625300, 4794531625, 9589063250, 19178126500]

約数ペア:

[(1, 19178126500), (2, 9589063250), (4, 4794531625), (5, 3835625300), (10, 1917812650), (13, 1475240500), (20, 958906325), (25, 767125060), (26, 737620250), (50, 383562530), (52, 368810125), (65, 295048100), (100, 191781265), (125, 153425012), (130, 147524050), (181, 105956500), (250, 76712506), (260, 73762025), (325, 59009620), (362, 52978250), (500, 38356253), (650, 29504810), (724, 26489125), (905, 21191300), (1300, 14752405), (1625, 11801924), (1810, 10595650), (2353, 8150500), (3250, 5900962), (3620, 5297825), (4525, 4238260), (4706, 4075250), (6500, 2950481), (9050, 2119130), (9412, 2037625), (11765, 1630100), (16301, 1176500), (18100, 1059565), (22625, 847652), (23530, 815050), (32602, 588250), (45250, 423826), (47060, 407525), (58825, 326020), (65204, 294125), (81505, 235300), (90500, 211913), (117650, 163010)]