82171960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8317}}^1$

素因数の和:8360

約数の個数: 64

約数和(自身を含む): 209613600

約数和(自身を除く): 127441640

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 8317, 9880, 16634, 33268, 41585, 66536, 83170, 108121, 158023, 166340, 216242, 316046, 332680, 432484, 540605, 632092, 790115, 864968, 1081210, 1264184, 1580230, 2054299, 2162420, 3160460, 4108598, 4324840, 6320920, 8217196, 10271495, 16434392, 20542990, 41085980, 82171960]

約数ペア:

[(1, 82171960), (2, 41085980), (4, 20542990), (5, 16434392), (8, 10271495), (10, 8217196), (13, 6320920), (19, 4324840), (20, 4108598), (26, 3160460), (38, 2162420), (40, 2054299), (52, 1580230), (65, 1264184), (76, 1081210), (95, 864968), (104, 790115), (130, 632092), (152, 540605), (190, 432484), (247, 332680), (260, 316046), (380, 216242), (494, 166340), (520, 158023), (760, 108121), (988, 83170), (1235, 66536), (1976, 41585), (2470, 33268), (4940, 16634), (8317, 9880)]