156665925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2819}}^1$

素因数の和:2867

約数の個数: 72

約数和(自身を含む): 318208800

約数和(自身を除く): 161542875

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 171, 195, 225, 247, 285, 325, 475, 585, 741, 855, 975, 1235, 1425, 2223, 2819, 2925, 3705, 4275, 6175, 8457, 11115, 14095, 18525, 25371, 36647, 42285, 53561, 55575, 70475, 109941, 126855, 160683, 183235, 211425, 267805, 329823, 482049, 549705, 634275, 696293, 803415, 916175, 1339025, 1649115, 2088879, 2410245, 2748525, 3481465, 4017075, 6266637, 8245575, 10444395, 12051225, 17407325, 31333185, 52221975, 156665925]

約数ペア:

[(1, 156665925), (3, 52221975), (5, 31333185), (9, 17407325), (13, 12051225), (15, 10444395), (19, 8245575), (25, 6266637), (39, 4017075), (45, 3481465), (57, 2748525), (65, 2410245), (75, 2088879), (95, 1649115), (117, 1339025), (171, 916175), (195, 803415), (225, 696293), (247, 634275), (285, 549705), (325, 482049), (475, 329823), (585, 267805), (741, 211425), (855, 183235), (975, 160683), (1235, 126855), (1425, 109941), (2223, 70475), (2819, 55575), (2925, 53561), (3705, 42285), (4275, 36647), (6175, 25371), (8457, 18525), (11115, 14095)]