164069560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3659}}^1$

素因数の和:3748

約数の個数: 64

約数和(自身を含む): 395280000

約数和(自身を除く): 231210440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 472, 590, 760, 1121, 1180, 2242, 2360, 3659, 4484, 5605, 7318, 8968, 11210, 14636, 18295, 22420, 29272, 36590, 44840, 69521, 73180, 139042, 146360, 215881, 278084, 347605, 431762, 556168, 695210, 863524, 1079405, 1390420, 1727048, 2158810, 2780840, 4101739, 4317620, 8203478, 8635240, 16406956, 20508695, 32813912, 41017390, 82034780, 164069560]

約数ペア:

[(1, 164069560), (2, 82034780), (4, 41017390), (5, 32813912), (8, 20508695), (10, 16406956), (19, 8635240), (20, 8203478), (38, 4317620), (40, 4101739), (59, 2780840), (76, 2158810), (95, 1727048), (118, 1390420), (152, 1079405), (190, 863524), (236, 695210), (295, 556168), (380, 431762), (472, 347605), (590, 278084), (760, 215881), (1121, 146360), (1180, 139042), (2242, 73180), (2360, 69521), (3659, 44840), (4484, 36590), (5605, 29272), (7318, 22420), (8968, 18295), (11210, 14636)]