77393840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{863}}^1$

素因数の和:954

約数の個数: 80

約数和(自身を含む): 192844800

約数和(自身を除く): 115450960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 590, 760, 863, 944, 1121, 1180, 1520, 1726, 2242, 2360, 3452, 4315, 4484, 4720, 5605, 6904, 8630, 8968, 11210, 13808, 16397, 17260, 17936, 22420, 32794, 34520, 44840, 50917, 65588, 69040, 81985, 89680, 101834, 131176, 163970, 203668, 254585, 262352, 327940, 407336, 509170, 655880, 814672, 967423, 1018340, 1311760, 1934846, 2036680, 3869692, 4073360, 4837115, 7739384, 9674230, 15478768, 19348460, 38696920, 77393840]

約数ペア:

[(1, 77393840), (2, 38696920), (4, 19348460), (5, 15478768), (8, 9674230), (10, 7739384), (16, 4837115), (19, 4073360), (20, 3869692), (38, 2036680), (40, 1934846), (59, 1311760), (76, 1018340), (80, 967423), (95, 814672), (118, 655880), (152, 509170), (190, 407336), (236, 327940), (295, 262352), (304, 254585), (380, 203668), (472, 163970), (590, 131176), (760, 101834), (863, 89680), (944, 81985), (1121, 69040), (1180, 65588), (1520, 50917), (1726, 44840), (2242, 34520), (2360, 32794), (3452, 22420), (4315, 17936), (4484, 17260), (4720, 16397), (5605, 13808), (6904, 11210), (8630, 8968)]