63720760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1129}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 153770400

約数和(自身を除く): 90049640

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, 1129, 1411, 1660, 2258, 2822, 3320, 4516, 5644, 5645, 7055, 9032, 11288, 11290, 14110, 19193, 22580, 28220, 38386, 45160, 56440, 76772, 93707, 95965, 153544, 187414, 191930, 374828, 383860, 468535, 749656, 767720, 937070, 1593019, 1874140, 3186038, 3748280, 6372076, 7965095, 12744152, 15930190, 31860380, 63720760]

約数ペア:

[(1, 63720760), (2, 31860380), (4, 15930190), (5, 12744152), (8, 7965095), (10, 6372076), (17, 3748280), (20, 3186038), (34, 1874140), (40, 1593019), (68, 937070), (83, 767720), (85, 749656), (136, 468535), (166, 383860), (170, 374828), (332, 191930), (340, 187414), (415, 153544), (664, 95965), (680, 93707), (830, 76772), (1129, 56440), (1411, 45160), (1660, 38386), (2258, 28220), (2822, 22580), (3320, 19193), (4516, 14110), (5644, 11290), (5645, 11288), (7055, 9032)]