72099560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2273}}^1$

素因数の和:2358

約数の個数: 64

約数和(自身を含む): 177644880

約数和(自身を除く): 105545320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2273, 2440, 3172, 3965, 4546, 6344, 7930, 9092, 11365, 15860, 18184, 22730, 29549, 31720, 45460, 59098, 90920, 118196, 138653, 147745, 236392, 277306, 295490, 554612, 590980, 693265, 1109224, 1181960, 1386530, 1802489, 2773060, 3604978, 5546120, 7209956, 9012445, 14419912, 18024890, 36049780, 72099560]

約数ペア:

[(1, 72099560), (2, 36049780), (4, 18024890), (5, 14419912), (8, 9012445), (10, 7209956), (13, 5546120), (20, 3604978), (26, 2773060), (40, 1802489), (52, 1386530), (61, 1181960), (65, 1109224), (104, 693265), (122, 590980), (130, 554612), (244, 295490), (260, 277306), (305, 236392), (488, 147745), (520, 138653), (610, 118196), (793, 90920), (1220, 59098), (1586, 45460), (2273, 31720), (2440, 29549), (3172, 22730), (3965, 18184), (4546, 15860), (6344, 11365), (7930, 9092)]