398886150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{204557}}^1$

素因数の和:204585

約数の個数: 48

約数和(自身を含む): 1065338064

約数和(自身を除く): 666451914

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 204557, 409114, 613671, 1022785, 1227342, 2045570, 2659241, 3068355, 5113925, 5318482, 6136710, 7977723, 10227850, 13296205, 15341775, 15955446, 26592410, 30683550, 39888615, 66481025, 79777230, 132962050, 199443075, 398886150]

約数ペア:

[(1, 398886150), (2, 199443075), (3, 132962050), (5, 79777230), (6, 66481025), (10, 39888615), (13, 30683550), (15, 26592410), (25, 15955446), (26, 15341775), (30, 13296205), (39, 10227850), (50, 7977723), (65, 6136710), (75, 5318482), (78, 5113925), (130, 3068355), (150, 2659241), (195, 2045570), (325, 1227342), (390, 1022785), (650, 613671), (975, 409114), (1950, 204557)]