25393840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 63442368

約数和(自身を除く): 38048528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 296, 368, 370, 373, 460, 592, 740, 746, 851, 920, 1480, 1492, 1702, 1840, 1865, 2960, 2984, 3404, 3730, 4255, 5968, 6808, 7460, 8510, 8579, 13616, 13801, 14920, 17020, 17158, 27602, 29840, 34040, 34316, 42895, 55204, 68080, 68632, 69005, 85790, 110408, 137264, 138010, 171580, 220816, 276020, 317423, 343160, 552040, 634846, 686320, 1104080, 1269692, 1587115, 2539384, 3174230, 5078768, 6348460, 12696920, 25393840]

約数ペア:

[(1, 25393840), (2, 12696920), (4, 6348460), (5, 5078768), (8, 3174230), (10, 2539384), (16, 1587115), (20, 1269692), (23, 1104080), (37, 686320), (40, 634846), (46, 552040), (74, 343160), (80, 317423), (92, 276020), (115, 220816), (148, 171580), (184, 138010), (185, 137264), (230, 110408), (296, 85790), (368, 69005), (370, 68632), (373, 68080), (460, 55204), (592, 42895), (740, 34316), (746, 34040), (851, 29840), (920, 27602), (1480, 17158), (1492, 17020), (1702, 14920), (1840, 13801), (1865, 13616), (2960, 8579), (2984, 8510), (3404, 7460), (3730, 6808), (4255, 5968)]