8220810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 21555072

約数和(自身を除く): 13334262

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 107, 130, 195, 197, 214, 321, 390, 394, 535, 591, 642, 985, 1070, 1182, 1391, 1605, 1970, 2561, 2782, 2955, 3210, 4173, 5122, 5910, 6955, 7683, 8346, 12805, 13910, 15366, 20865, 21079, 25610, 38415, 41730, 42158, 63237, 76830, 105395, 126474, 210790, 274027, 316185, 548054, 632370, 822081, 1370135, 1644162, 2740270, 4110405, 8220810]

約数ペア:

[(1, 8220810), (2, 4110405), (3, 2740270), (5, 1644162), (6, 1370135), (10, 822081), (13, 632370), (15, 548054), (26, 316185), (30, 274027), (39, 210790), (65, 126474), (78, 105395), (107, 76830), (130, 63237), (195, 42158), (197, 41730), (214, 38415), (321, 25610), (390, 21079), (394, 20865), (535, 15366), (591, 13910), (642, 12805), (985, 8346), (1070, 7683), (1182, 6955), (1391, 5910), (1605, 5122), (1970, 4173), (2561, 3210), (2782, 2955)]