71220550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1229}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 141843600

約数和(自身を除く): 70623050

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 61, 95, 122, 190, 305, 475, 610, 950, 1159, 1229, 1525, 2318, 2458, 3050, 5795, 6145, 11590, 12290, 23351, 28975, 30725, 46702, 57950, 61450, 74969, 116755, 149938, 233510, 374845, 583775, 749690, 1167550, 1424411, 1874225, 2848822, 3748450, 7122055, 14244110, 35610275, 71220550]

約数ペア:

[(1, 71220550), (2, 35610275), (5, 14244110), (10, 7122055), (19, 3748450), (25, 2848822), (38, 1874225), (50, 1424411), (61, 1167550), (95, 749690), (122, 583775), (190, 374845), (305, 233510), (475, 149938), (610, 116755), (950, 74969), (1159, 61450), (1229, 57950), (1525, 46702), (2318, 30725), (2458, 28975), (3050, 23351), (5795, 12290), (6145, 11590)]