97181960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1801}}^1$

素因数の和:1902

約数の個数: 64

約数和(自身を含む): 233539200

約数和(自身を除く): 136357240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 1349, 1420, 1801, 2698, 2840, 3602, 5396, 6745, 7204, 9005, 10792, 13490, 14408, 18010, 26980, 34219, 36020, 53960, 68438, 72040, 127871, 136876, 171095, 255742, 273752, 342190, 511484, 639355, 684380, 1022968, 1278710, 1368760, 2429549, 2557420, 4859098, 5114840, 9718196, 12147745, 19436392, 24295490, 48590980, 97181960]

約数ペア:

[(1, 97181960), (2, 48590980), (4, 24295490), (5, 19436392), (8, 12147745), (10, 9718196), (19, 5114840), (20, 4859098), (38, 2557420), (40, 2429549), (71, 1368760), (76, 1278710), (95, 1022968), (142, 684380), (152, 639355), (190, 511484), (284, 342190), (355, 273752), (380, 255742), (568, 171095), (710, 136876), (760, 127871), (1349, 72040), (1420, 68438), (1801, 53960), (2698, 36020), (2840, 34219), (3602, 26980), (5396, 18010), (6745, 14408), (7204, 13490), (9005, 10792)]