102775420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 247665600

約数和(自身を除く): 144890180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 89, 110, 116, 145, 178, 181, 220, 290, 319, 356, 362, 445, 580, 638, 724, 890, 905, 979, 1276, 1595, 1780, 1810, 1958, 1991, 2581, 3190, 3620, 3916, 3982, 4895, 5162, 5249, 6380, 7964, 9790, 9955, 10324, 10498, 12905, 16109, 19580, 19910, 20996, 25810, 26245, 28391, 32218, 39820, 51620, 52490, 56782, 57739, 64436, 80545, 104980, 113564, 115478, 141955, 161090, 177199, 230956, 283910, 288695, 322180, 354398, 467161, 567820, 577390, 708796, 885995, 934322, 1154780, 1771990, 1868644, 2335805, 3543980, 4671610, 5138771, 9343220, 10277542, 20555084, 25693855, 51387710, 102775420]

約数ペア:

[(1, 102775420), (2, 51387710), (4, 25693855), (5, 20555084), (10, 10277542), (11, 9343220), (20, 5138771), (22, 4671610), (29, 3543980), (44, 2335805), (55, 1868644), (58, 1771990), (89, 1154780), (110, 934322), (116, 885995), (145, 708796), (178, 577390), (181, 567820), (220, 467161), (290, 354398), (319, 322180), (356, 288695), (362, 283910), (445, 230956), (580, 177199), (638, 161090), (724, 141955), (890, 115478), (905, 113564), (979, 104980), (1276, 80545), (1595, 64436), (1780, 57739), (1810, 56782), (1958, 52490), (1991, 51620), (2581, 39820), (3190, 32218), (3620, 28391), (3916, 26245), (3982, 25810), (4895, 20996), (5162, 19910), (5249, 19580), (6380, 16109), (7964, 12905), (9790, 10498), (9955, 10324)]