68987152

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:888

約数の個数: 60

約数和(自身を含む): 149585664

約数和(自身を除く): 80598512

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 403, 496, 676, 806, 823, 1352, 1612, 1646, 2704, 3224, 3292, 5239, 6448, 6584, 10478, 10699, 13168, 20956, 21398, 25513, 41912, 42796, 51026, 83824, 85592, 102052, 139087, 171184, 204104, 278174, 331669, 408208, 556348, 663338, 1112696, 1326676, 2225392, 2653352, 4311697, 5306704, 8623394, 17246788, 34493576, 68987152]

約数ペア:

[(1, 68987152), (2, 34493576), (4, 17246788), (8, 8623394), (13, 5306704), (16, 4311697), (26, 2653352), (31, 2225392), (52, 1326676), (62, 1112696), (104, 663338), (124, 556348), (169, 408208), (208, 331669), (248, 278174), (338, 204104), (403, 171184), (496, 139087), (676, 102052), (806, 85592), (823, 83824), (1352, 51026), (1612, 42796), (1646, 41912), (2704, 25513), (3224, 21398), (3292, 20956), (5239, 13168), (6448, 10699), (6584, 10478)]