138857800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 338985000

約数和(自身を除く): 200127200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 89, 100, 116, 145, 178, 200, 232, 269, 290, 356, 445, 538, 580, 712, 725, 890, 1076, 1160, 1345, 1450, 1780, 2152, 2225, 2581, 2690, 2900, 3560, 4450, 5162, 5380, 5800, 6725, 7801, 8900, 10324, 10760, 12905, 13450, 15602, 17800, 20648, 23941, 25810, 26900, 31204, 39005, 47882, 51620, 53800, 62408, 64525, 78010, 95764, 103240, 119705, 129050, 156020, 191528, 195025, 239410, 258100, 312040, 390050, 478820, 516200, 598525, 694289, 780100, 957640, 1197050, 1388578, 1560200, 2394100, 2777156, 3471445, 4788200, 5554312, 6942890, 13885780, 17357225, 27771560, 34714450, 69428900, 138857800]

約数ペア:

[(1, 138857800), (2, 69428900), (4, 34714450), (5, 27771560), (8, 17357225), (10, 13885780), (20, 6942890), (25, 5554312), (29, 4788200), (40, 3471445), (50, 2777156), (58, 2394100), (89, 1560200), (100, 1388578), (116, 1197050), (145, 957640), (178, 780100), (200, 694289), (232, 598525), (269, 516200), (290, 478820), (356, 390050), (445, 312040), (538, 258100), (580, 239410), (712, 195025), (725, 191528), (890, 156020), (1076, 129050), (1160, 119705), (1345, 103240), (1450, 95764), (1780, 78010), (2152, 64525), (2225, 62408), (2581, 53800), (2690, 51620), (2900, 47882), (3560, 39005), (4450, 31204), (5162, 26900), (5380, 25810), (5800, 23941), (6725, 20648), (7801, 17800), (8900, 15602), (10324, 13450), (10760, 12905)]