19843125

素因数分解:

$3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:599

約数の個数: 40

約数和(自身を含む): 34863840

約数和(自身を除く): 15020715

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 475, 557, 625, 1425, 1671, 1875, 2375, 2785, 7125, 8355, 10583, 11875, 13925, 31749, 35625, 41775, 52915, 69625, 158745, 208875, 264575, 348125, 793725, 1044375, 1322875, 3968625, 6614375, 19843125]

約数ペア:

[(1, 19843125), (3, 6614375), (5, 3968625), (15, 1322875), (19, 1044375), (25, 793725), (57, 348125), (75, 264575), (95, 208875), (125, 158745), (285, 69625), (375, 52915), (475, 41775), (557, 35625), (625, 31749), (1425, 13925), (1671, 11875), (1875, 10583), (2375, 8355), (2785, 7125)]