42725375

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 69728256

約数和(自身を除く): 27002881

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 115, 125, 161, 175, 193, 253, 275, 385, 575, 805, 875, 965, 1265, 1351, 1375, 1771, 1925, 2123, 2875, 4025, 4439, 4825, 6325, 6755, 8855, 9625, 10615, 14861, 20125, 22195, 24125, 31073, 31625, 33775, 44275, 48829, 53075, 74305, 110975, 155365, 168875, 221375, 244145, 265375, 341803, 371525, 554875, 776825, 1220725, 1709015, 1857625, 3884125, 6103625, 8545075, 42725375]

約数ペア:

[(1, 42725375), (5, 8545075), (7, 6103625), (11, 3884125), (23, 1857625), (25, 1709015), (35, 1220725), (55, 776825), (77, 554875), (115, 371525), (125, 341803), (161, 265375), (175, 244145), (193, 221375), (253, 168875), (275, 155365), (385, 110975), (575, 74305), (805, 53075), (875, 48829), (965, 44275), (1265, 33775), (1351, 31625), (1375, 31073), (1771, 24125), (1925, 22195), (2123, 20125), (2875, 14861), (4025, 10615), (4439, 9625), (4825, 8855), (6325, 6755)]