51807510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{599}}^1$

素因数の和:674

約数の個数: 72

約数和(自身を含む): 139417200

約数和(自身を除く): 87609690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 599, 930, 961, 1198, 1395, 1797, 1922, 2790, 2883, 2995, 3594, 4805, 5391, 5766, 5990, 8649, 8985, 9610, 10782, 14415, 17298, 17970, 18569, 26955, 28830, 37138, 43245, 53910, 55707, 86490, 92845, 111414, 167121, 185690, 278535, 334242, 557070, 575639, 835605, 1151278, 1671210, 1726917, 2878195, 3453834, 5180751, 5756390, 8634585, 10361502, 17269170, 25903755, 51807510]

約数ペア:

[(1, 51807510), (2, 25903755), (3, 17269170), (5, 10361502), (6, 8634585), (9, 5756390), (10, 5180751), (15, 3453834), (18, 2878195), (30, 1726917), (31, 1671210), (45, 1151278), (62, 835605), (90, 575639), (93, 557070), (155, 334242), (186, 278535), (279, 185690), (310, 167121), (465, 111414), (558, 92845), (599, 86490), (930, 55707), (961, 53910), (1198, 43245), (1395, 37138), (1797, 28830), (1922, 26955), (2790, 18569), (2883, 17970), (2995, 17298), (3594, 14415), (4805, 10782), (5391, 9610), (5766, 8985), (5990, 8649)]