158452780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13451}}^1$

素因数の和:13510

約数の個数: 48

約数和(自身を含む): 361589760

約数和(自身を除く): 203136980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 13451, 26902, 53804, 67255, 134510, 255569, 269020, 416981, 511138, 833962, 1022276, 1277845, 1667924, 2084905, 2555690, 4169810, 5111380, 7922639, 8339620, 15845278, 31690556, 39613195, 79226390, 158452780]

約数ペア:

[(1, 158452780), (2, 79226390), (4, 39613195), (5, 31690556), (10, 15845278), (19, 8339620), (20, 7922639), (31, 5111380), (38, 4169810), (62, 2555690), (76, 2084905), (95, 1667924), (124, 1277845), (155, 1022276), (190, 833962), (310, 511138), (380, 416981), (589, 269020), (620, 255569), (1178, 134510), (2356, 67255), (2945, 53804), (5890, 26902), (11780, 13451)]