16654326580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{160663}}^1$

素因数の和:160816

約数の個数: 48

約数和(自身を含む): 35952747264

約数和(自身を除く): 19298420684

約数列:

[1, 2, 4, 5, 10, 20, 71, 73, 142, 146, 284, 292, 355, 365, 710, 730, 1420, 1460, 5183, 10366, 20732, 25915, 51830, 103660, 160663, 321326, 642652, 803315, 1606630, 3213260, 11407073, 11728399, 22814146, 23456798, 45628292, 46913596, 57035365, 58641995, 114070730, 117283990, 228141460, 234567980, 832716329, 1665432658, 3330865316, 4163581645, 8327163290, 16654326580]

約数ペア:

[(1, 16654326580), (2, 8327163290), (4, 4163581645), (5, 3330865316), (10, 1665432658), (20, 832716329), (71, 234567980), (73, 228141460), (142, 117283990), (146, 114070730), (284, 58641995), (292, 57035365), (355, 46913596), (365, 45628292), (710, 23456798), (730, 22814146), (1420, 11728399), (1460, 11407073), (5183, 3213260), (10366, 1606630), (20732, 803315), (25915, 642652), (51830, 321326), (103660, 160663)]