3220427900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{4157}}^1$

素因数の和:4359

約数の個数: 72

約数和(自身を含む): 7160541696

約数和(自身を除く): 3940113796

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 127, 244, 254, 305, 508, 610, 635, 1220, 1270, 1525, 2540, 3050, 3175, 4157, 6100, 6350, 7747, 8314, 12700, 15494, 16628, 20785, 30988, 38735, 41570, 77470, 83140, 103925, 154940, 193675, 207850, 253577, 387350, 415700, 507154, 527939, 774700, 1014308, 1055878, 1267885, 2111756, 2535770, 2639695, 5071540, 5279390, 6339425, 10558780, 12678850, 13198475, 25357700, 26396950, 32204279, 52793900, 64408558, 128817116, 161021395, 322042790, 644085580, 805106975, 1610213950, 3220427900]

約数ペア:

[(1, 3220427900), (2, 1610213950), (4, 805106975), (5, 644085580), (10, 322042790), (20, 161021395), (25, 128817116), (50, 64408558), (61, 52793900), (100, 32204279), (122, 26396950), (127, 25357700), (244, 13198475), (254, 12678850), (305, 10558780), (508, 6339425), (610, 5279390), (635, 5071540), (1220, 2639695), (1270, 2535770), (1525, 2111756), (2540, 1267885), (3050, 1055878), (3175, 1014308), (4157, 774700), (6100, 527939), (6350, 507154), (7747, 415700), (8314, 387350), (12700, 253577), (15494, 207850), (16628, 193675), (20785, 154940), (30988, 103925), (38735, 83140), (41570, 77470)]