72747428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2539}}^1$

素因数の和:2604

約数の個数: 48

約数和(自身を含む): 149352000

約数和(自身を除く): 76604572

約数列:

[1, 2, 4, 13, 19, 26, 29, 38, 52, 58, 76, 116, 247, 377, 494, 551, 754, 988, 1102, 1508, 2204, 2539, 5078, 7163, 10156, 14326, 28652, 33007, 48241, 66014, 73631, 96482, 132028, 147262, 192964, 294524, 627133, 957203, 1254266, 1398989, 1914406, 2508532, 2797978, 3828812, 5595956, 18186857, 36373714, 72747428]

約数ペア:

[(1, 72747428), (2, 36373714), (4, 18186857), (13, 5595956), (19, 3828812), (26, 2797978), (29, 2508532), (38, 1914406), (52, 1398989), (58, 1254266), (76, 957203), (116, 627133), (247, 294524), (377, 192964), (494, 147262), (551, 132028), (754, 96482), (988, 73631), (1102, 66014), (1508, 48241), (2204, 33007), (2539, 28652), (5078, 14326), (7163, 10156)]