159817450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3463}}^1$

素因数の和:3559

約数の個数: 48

約数和(自身を含む): 324729216

約数和(自身を除く): 164911766

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 325, 355, 650, 710, 923, 1775, 1846, 3463, 3550, 4615, 6926, 9230, 17315, 23075, 34630, 45019, 46150, 86575, 90038, 173150, 225095, 245873, 450190, 491746, 1125475, 1229365, 2250950, 2458730, 3196349, 6146825, 6392698, 12293650, 15981745, 31963490, 79908725, 159817450]

約数ペア:

[(1, 159817450), (2, 79908725), (5, 31963490), (10, 15981745), (13, 12293650), (25, 6392698), (26, 6146825), (50, 3196349), (65, 2458730), (71, 2250950), (130, 1229365), (142, 1125475), (325, 491746), (355, 450190), (650, 245873), (710, 225095), (923, 173150), (1775, 90038), (1846, 86575), (3463, 46150), (3550, 45019), (4615, 34630), (6926, 23075), (9230, 17315)]