68810248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 148176000

約数和(自身を除く): 79365752

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 97, 104, 152, 194, 247, 359, 388, 494, 718, 776, 988, 1261, 1436, 1843, 1976, 2522, 2872, 3686, 4667, 5044, 6821, 7372, 9334, 10088, 13642, 14744, 18668, 23959, 27284, 34823, 37336, 47918, 54568, 69646, 88673, 95836, 139292, 177346, 191672, 278584, 354692, 452699, 661637, 709384, 905398, 1323274, 1810796, 2646548, 3621592, 5293096, 8601281, 17202562, 34405124, 68810248]

約数ペア:

[(1, 68810248), (2, 34405124), (4, 17202562), (8, 8601281), (13, 5293096), (19, 3621592), (26, 2646548), (38, 1810796), (52, 1323274), (76, 905398), (97, 709384), (104, 661637), (152, 452699), (194, 354692), (247, 278584), (359, 191672), (388, 177346), (494, 139292), (718, 95836), (776, 88673), (988, 69646), (1261, 54568), (1436, 47918), (1843, 37336), (1976, 34823), (2522, 27284), (2872, 23959), (3686, 18668), (4667, 14744), (5044, 13642), (6821, 10088), (7372, 9334)]