61511970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1447}}^1$

素因数の和:1579

約数の個数: 64

約数和(自身を含む): 160554240

約数和(自身を除く): 99042270

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 109, 130, 195, 218, 327, 390, 545, 654, 1090, 1417, 1447, 1635, 2834, 2894, 3270, 4251, 4341, 7085, 7235, 8502, 8682, 14170, 14470, 18811, 21255, 21705, 37622, 42510, 43410, 56433, 94055, 112866, 157723, 188110, 282165, 315446, 473169, 564330, 788615, 946338, 1577230, 2050399, 2365845, 4100798, 4731690, 6151197, 10251995, 12302394, 20503990, 30755985, 61511970]

約数ペア:

[(1, 61511970), (2, 30755985), (3, 20503990), (5, 12302394), (6, 10251995), (10, 6151197), (13, 4731690), (15, 4100798), (26, 2365845), (30, 2050399), (39, 1577230), (65, 946338), (78, 788615), (109, 564330), (130, 473169), (195, 315446), (218, 282165), (327, 188110), (390, 157723), (545, 112866), (654, 94055), (1090, 56433), (1417, 43410), (1447, 42510), (1635, 37622), (2834, 21705), (2894, 21255), (3270, 18811), (4251, 14470), (4341, 14170), (7085, 8682), (7235, 8502)]