66263080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2174

約数の個数: 64

約数和(自身を含む): 163270800

約数和(自身を除く): 97007720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2089, 2440, 3172, 3965, 4178, 6344, 7930, 8356, 10445, 15860, 16712, 20890, 27157, 31720, 41780, 54314, 83560, 108628, 127429, 135785, 217256, 254858, 271570, 509716, 543140, 637145, 1019432, 1086280, 1274290, 1656577, 2548580, 3313154, 5097160, 6626308, 8282885, 13252616, 16565770, 33131540, 66263080]

約数ペア:

[(1, 66263080), (2, 33131540), (4, 16565770), (5, 13252616), (8, 8282885), (10, 6626308), (13, 5097160), (20, 3313154), (26, 2548580), (40, 1656577), (52, 1274290), (61, 1086280), (65, 1019432), (104, 637145), (122, 543140), (130, 509716), (244, 271570), (260, 254858), (305, 217256), (488, 135785), (520, 127429), (610, 108628), (793, 83560), (1220, 54314), (1586, 41780), (2089, 31720), (2440, 27157), (3172, 20890), (3965, 16712), (4178, 15860), (6344, 10445), (7930, 8356)]