290127375

素因数分解:

$3^2\times 5^3\times {\mathrm{463}}^1\times {\mathrm{557}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 525073536

約数和(自身を除く): 234946161

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 463, 557, 1125, 1389, 1671, 2315, 2785, 4167, 5013, 6945, 8355, 11575, 13925, 20835, 25065, 34725, 41775, 57875, 69625, 104175, 125325, 173625, 208875, 257891, 520875, 626625, 773673, 1289455, 2321019, 3868365, 6447275, 11605095, 19341825, 32236375, 58025475, 96709125, 290127375]

約数ペア:

[(1, 290127375), (3, 96709125), (5, 58025475), (9, 32236375), (15, 19341825), (25, 11605095), (45, 6447275), (75, 3868365), (125, 2321019), (225, 1289455), (375, 773673), (463, 626625), (557, 520875), (1125, 257891), (1389, 208875), (1671, 173625), (2315, 125325), (2785, 104175), (4167, 69625), (5013, 57875), (6945, 41775), (8355, 34725), (11575, 25065), (13925, 20835)]