87086920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1543}}^1$

素因数の和:1654

約数の個数: 64

約数和(自身を含む): 210107520

約数和(自身を除く): 123020600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 83, 85, 136, 166, 170, 332, 340, 415, 664, 680, 830, 1411, 1543, 1660, 2822, 3086, 3320, 5644, 6172, 7055, 7715, 11288, 12344, 14110, 15430, 26231, 28220, 30860, 52462, 56440, 61720, 104924, 128069, 131155, 209848, 256138, 262310, 512276, 524620, 640345, 1024552, 1049240, 1280690, 2177173, 2561380, 4354346, 5122760, 8708692, 10885865, 17417384, 21771730, 43543460, 87086920]

約数ペア:

[(1, 87086920), (2, 43543460), (4, 21771730), (5, 17417384), (8, 10885865), (10, 8708692), (17, 5122760), (20, 4354346), (34, 2561380), (40, 2177173), (68, 1280690), (83, 1049240), (85, 1024552), (136, 640345), (166, 524620), (170, 512276), (332, 262310), (340, 256138), (415, 209848), (664, 131155), (680, 128069), (830, 104924), (1411, 61720), (1543, 56440), (1660, 52462), (2822, 30860), (3086, 28220), (3320, 26231), (5644, 15430), (6172, 14110), (7055, 12344), (7715, 11288)]