200101900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3797}}^1$

素因数の和:3859

約数の個数: 72

約数和(自身を含む): 474719616

約数和(自身を除く): 274617716

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 100, 124, 155, 170, 310, 340, 425, 527, 620, 775, 850, 1054, 1550, 1700, 2108, 2635, 3100, 3797, 5270, 7594, 10540, 13175, 15188, 18985, 26350, 37970, 52700, 64549, 75940, 94925, 117707, 129098, 189850, 235414, 258196, 322745, 379700, 470828, 588535, 645490, 1177070, 1290980, 1613725, 2001019, 2354140, 2942675, 3227450, 4002038, 5885350, 6454900, 8004076, 10005095, 11770700, 20010190, 40020380, 50025475, 100050950, 200101900]

約数ペア:

[(1, 200101900), (2, 100050950), (4, 50025475), (5, 40020380), (10, 20010190), (17, 11770700), (20, 10005095), (25, 8004076), (31, 6454900), (34, 5885350), (50, 4002038), (62, 3227450), (68, 2942675), (85, 2354140), (100, 2001019), (124, 1613725), (155, 1290980), (170, 1177070), (310, 645490), (340, 588535), (425, 470828), (527, 379700), (620, 322745), (775, 258196), (850, 235414), (1054, 189850), (1550, 129098), (1700, 117707), (2108, 94925), (2635, 75940), (3100, 64549), (3797, 52700), (5270, 37970), (7594, 26350), (10540, 18985), (13175, 15188)]