87364940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4603}}^1$

素因数の和:4698

約数の個数: 48

約数和(自身を含む): 200329248

約数和(自身を除く): 112964308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4603, 4745, 9206, 9490, 18412, 18980, 23015, 46030, 59839, 92060, 119678, 239356, 299195, 336019, 598390, 672038, 1196780, 1344076, 1680095, 3360190, 4368247, 6720380, 8736494, 17472988, 21841235, 43682470, 87364940]

約数ペア:

[(1, 87364940), (2, 43682470), (4, 21841235), (5, 17472988), (10, 8736494), (13, 6720380), (20, 4368247), (26, 3360190), (52, 1680095), (65, 1344076), (73, 1196780), (130, 672038), (146, 598390), (260, 336019), (292, 299195), (365, 239356), (730, 119678), (949, 92060), (1460, 59839), (1898, 46030), (3796, 23015), (4603, 18980), (4745, 18412), (9206, 9490)]