25156979740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3169}}^1\times {\mathrm{13687}}^1$

素因数の和:16894

約数の個数: 48

約数和(自身を含む): 54672609600

約数和(自身を除く): 29515629860

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3169, 6338, 12676, 13687, 15845, 27374, 31690, 54748, 63380, 68435, 91901, 136870, 183802, 273740, 367604, 396923, 459505, 793846, 919010, 1587692, 1838020, 1984615, 3969230, 7938460, 43374103, 86748206, 173496412, 216870515, 433741030, 867482060, 1257848987, 2515697974, 5031395948, 6289244935, 12578489870, 25156979740]

約数ペア:

[(1, 25156979740), (2, 12578489870), (4, 6289244935), (5, 5031395948), (10, 2515697974), (20, 1257848987), (29, 867482060), (58, 433741030), (116, 216870515), (145, 173496412), (290, 86748206), (580, 43374103), (3169, 7938460), (6338, 3969230), (12676, 1984615), (13687, 1838020), (15845, 1587692), (27374, 919010), (31690, 793846), (54748, 459505), (63380, 396923), (68435, 367604), (91901, 273740), (136870, 183802)]