64915980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{14821}}^1$

素因数の和:14906

約数の個数: 48

約数和(自身を含む): 184267104

約数和(自身を除く): 119351124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 14821, 29642, 44463, 59284, 74105, 88926, 148210, 177852, 222315, 296420, 444630, 889260, 1081933, 2163866, 3245799, 4327732, 5409665, 6491598, 10819330, 12983196, 16228995, 21638660, 32457990, 64915980]

約数ペア:

[(1, 64915980), (2, 32457990), (3, 21638660), (4, 16228995), (5, 12983196), (6, 10819330), (10, 6491598), (12, 5409665), (15, 4327732), (20, 3245799), (30, 2163866), (60, 1081933), (73, 889260), (146, 444630), (219, 296420), (292, 222315), (365, 177852), (438, 148210), (730, 88926), (876, 74105), (1095, 59284), (1460, 44463), (2190, 29642), (4380, 14821)]