1223869595800

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{189389}}^1$

素因数の和:189893

約数の個数: 96

約数和(自身を含む): 2888576280000

約数和(自身を除く): 1664706684200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 409, 632, 790, 818, 1580, 1636, 1975, 2045, 3160, 3272, 3950, 4090, 7900, 8180, 10225, 15800, 16360, 20450, 32311, 40900, 64622, 81800, 129244, 161555, 189389, 258488, 323110, 378778, 646220, 757556, 807775, 946945, 1292440, 1515112, 1615550, 1893890, 3231100, 3787780, 4734725, 6462200, 7575560, 9469450, 14961731, 18938900, 29923462, 37877800, 59846924, 74808655, 77460101, 119693848, 149617310, 154920202, 299234620, 309840404, 374043275, 387300505, 598469240, 619680808, 748086550, 774601010, 1496173100, 1549202020, 1936502525, 2992346200, 3098404040, 3873005050, 6119347979, 7746010100, 12238695958, 15492020200, 24477391916, 30596739895, 48954783832, 61193479790, 122386959580, 152983699475, 244773919160, 305967398950, 611934797900, 1223869595800]

約数ペア:

[(1, 1223869595800), (2, 611934797900), (4, 305967398950), (5, 244773919160), (8, 152983699475), (10, 122386959580), (20, 61193479790), (25, 48954783832), (40, 30596739895), (50, 24477391916), (79, 15492020200), (100, 12238695958), (158, 7746010100), (200, 6119347979), (316, 3873005050), (395, 3098404040), (409, 2992346200), (632, 1936502525), (790, 1549202020), (818, 1496173100), (1580, 774601010), (1636, 748086550), (1975, 619680808), (2045, 598469240), (3160, 387300505), (3272, 374043275), (3950, 309840404), (4090, 299234620), (7900, 154920202), (8180, 149617310), (10225, 119693848), (15800, 77460101), (16360, 74808655), (20450, 59846924), (32311, 37877800), (40900, 29923462), (64622, 18938900), (81800, 14961731), (129244, 9469450), (161555, 7575560), (189389, 6462200), (258488, 4734725), (323110, 3787780), (378778, 3231100), (646220, 1893890), (757556, 1615550), (807775, 1515112), (946945, 1292440)]