86415940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 206246880

約数和(自身を除く): 119830940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 73, 116, 130, 145, 146, 157, 260, 290, 292, 314, 365, 377, 580, 628, 730, 754, 785, 949, 1460, 1508, 1570, 1885, 1898, 2041, 2117, 3140, 3770, 3796, 4082, 4234, 4553, 4745, 7540, 8164, 8468, 9106, 9490, 10205, 10585, 11461, 18212, 18980, 20410, 21170, 22765, 22922, 27521, 40820, 42340, 45530, 45844, 55042, 57305, 59189, 91060, 110084, 114610, 118378, 137605, 148993, 229220, 236756, 275210, 295945, 297986, 332369, 550420, 591890, 595972, 664738, 744965, 1183780, 1329476, 1489930, 1661845, 2979860, 3323690, 4320797, 6647380, 8641594, 17283188, 21603985, 43207970, 86415940]

約数ペア:

[(1, 86415940), (2, 43207970), (4, 21603985), (5, 17283188), (10, 8641594), (13, 6647380), (20, 4320797), (26, 3323690), (29, 2979860), (52, 1661845), (58, 1489930), (65, 1329476), (73, 1183780), (116, 744965), (130, 664738), (145, 595972), (146, 591890), (157, 550420), (260, 332369), (290, 297986), (292, 295945), (314, 275210), (365, 236756), (377, 229220), (580, 148993), (628, 137605), (730, 118378), (754, 114610), (785, 110084), (949, 91060), (1460, 59189), (1508, 57305), (1570, 55042), (1885, 45844), (1898, 45530), (2041, 42340), (2117, 40820), (3140, 27521), (3770, 22922), (3796, 22765), (4082, 21170), (4234, 20410), (4553, 18980), (4745, 18212), (7540, 11461), (8164, 10585), (8468, 10205), (9106, 9490)]