257816150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3539}}^1$

素因数の和:3629

約数の個数: 48

約数和(自身を含む): 505681920

約数和(自身を除く): 247865770

約数列:

[1, 2, 5, 10, 25, 31, 47, 50, 62, 94, 155, 235, 310, 470, 775, 1175, 1457, 1550, 2350, 2914, 3539, 7078, 7285, 14570, 17695, 35390, 36425, 72850, 88475, 109709, 166333, 176950, 219418, 332666, 548545, 831665, 1097090, 1663330, 2742725, 4158325, 5156323, 5485450, 8316650, 10312646, 25781615, 51563230, 128908075, 257816150]

約数ペア:

[(1, 257816150), (2, 128908075), (5, 51563230), (10, 25781615), (25, 10312646), (31, 8316650), (47, 5485450), (50, 5156323), (62, 4158325), (94, 2742725), (155, 1663330), (235, 1097090), (310, 831665), (470, 548545), (775, 332666), (1175, 219418), (1457, 176950), (1550, 166333), (2350, 109709), (2914, 88475), (3539, 72850), (7078, 36425), (7285, 35390), (14570, 17695)]