78365976

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{139}}^2$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 213681780

約数和(自身を除く): 135315804

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 139, 156, 169, 278, 312, 338, 417, 507, 556, 676, 834, 1014, 1112, 1352, 1668, 1807, 2028, 3336, 3614, 4056, 5421, 7228, 10842, 14456, 19321, 21684, 23491, 38642, 43368, 46982, 57963, 70473, 77284, 93964, 115926, 140946, 154568, 187928, 231852, 251173, 281892, 463704, 502346, 563784, 753519, 1004692, 1507038, 2009384, 3014076, 3265249, 6028152, 6530498, 9795747, 13060996, 19591494, 26121992, 39182988, 78365976]

約数ペア:

[(1, 78365976), (2, 39182988), (3, 26121992), (4, 19591494), (6, 13060996), (8, 9795747), (12, 6530498), (13, 6028152), (24, 3265249), (26, 3014076), (39, 2009384), (52, 1507038), (78, 1004692), (104, 753519), (139, 563784), (156, 502346), (169, 463704), (278, 281892), (312, 251173), (338, 231852), (417, 187928), (507, 154568), (556, 140946), (676, 115926), (834, 93964), (1014, 77284), (1112, 70473), (1352, 57963), (1668, 46982), (1807, 43368), (2028, 38642), (3336, 23491), (3614, 21684), (4056, 19321), (5421, 14456), (7228, 10842)]