420385139255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1\times {\mathrm{3121}}^1$

素因数の和:3600

約数の個数: 64

約数和(自身を含む): 549839646720

約数和(自身を除く): 129454507465

約数列:

[1, 5, 19, 47, 95, 97, 235, 311, 485, 893, 1555, 1843, 3121, 4465, 4559, 5909, 9215, 14617, 15605, 22795, 29545, 30167, 59299, 73085, 86621, 146687, 150835, 277723, 296495, 302737, 433105, 573173, 733435, 970631, 1388615, 1417849, 1513685, 2787053, 2865865, 4853155, 5752003, 7089245, 13935265, 14228639, 18441989, 26939131, 28760015, 45619657, 71143195, 92209945, 94151207, 134695655, 228098285, 270344141, 470756035, 866773483, 1351720705, 1788872933, 4333867415, 4425106729, 8944364665, 22125533645, 84077027851, 420385139255]

約数ペア:

[(1, 420385139255), (5, 84077027851), (19, 22125533645), (47, 8944364665), (95, 4425106729), (97, 4333867415), (235, 1788872933), (311, 1351720705), (485, 866773483), (893, 470756035), (1555, 270344141), (1843, 228098285), (3121, 134695655), (4465, 94151207), (4559, 92209945), (5909, 71143195), (9215, 45619657), (14617, 28760015), (15605, 26939131), (22795, 18441989), (29545, 14228639), (30167, 13935265), (59299, 7089245), (73085, 5752003), (86621, 4853155), (146687, 2865865), (150835, 2787053), (277723, 1513685), (296495, 1417849), (302737, 1388615), (433105, 970631), (573173, 733435)]