64604655

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 122688000

約数和(自身を除く): 58083345

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 89, 95, 135, 171, 267, 283, 285, 445, 513, 801, 849, 855, 1335, 1415, 1691, 2403, 2547, 2565, 4005, 4245, 5073, 5377, 7641, 8455, 12015, 12735, 15219, 16131, 25187, 25365, 26885, 38205, 45657, 48393, 75561, 76095, 80655, 125935, 145179, 226683, 228285, 241965, 377805, 478553, 680049, 725895, 1133415, 1435659, 2392765, 3400245, 4306977, 7178295, 12920931, 21534885, 64604655]

約数ペア:

[(1, 64604655), (3, 21534885), (5, 12920931), (9, 7178295), (15, 4306977), (19, 3400245), (27, 2392765), (45, 1435659), (57, 1133415), (89, 725895), (95, 680049), (135, 478553), (171, 377805), (267, 241965), (283, 228285), (285, 226683), (445, 145179), (513, 125935), (801, 80655), (849, 76095), (855, 75561), (1335, 48393), (1415, 45657), (1691, 38205), (2403, 26885), (2547, 25365), (2565, 25187), (4005, 16131), (4245, 15219), (5073, 12735), (5377, 12015), (7641, 8455)]