254275425

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 469159704

約数和(自身を除く): 214884279

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 113, 137, 219, 225, 339, 365, 411, 565, 657, 685, 1017, 1095, 1233, 1695, 1825, 2055, 2825, 3285, 3425, 5085, 5475, 6165, 8249, 8475, 10001, 10275, 15481, 16425, 24747, 25425, 30003, 30825, 41245, 46443, 50005, 74241, 77405, 90009, 123735, 139329, 150015, 206225, 232215, 250025, 371205, 387025, 450045, 618675, 696645, 750075, 1130113, 1161075, 1856025, 2250225, 3390339, 3483225, 5650565, 10171017, 16951695, 28252825, 50855085, 84758475, 254275425]

約数ペア:

[(1, 254275425), (3, 84758475), (5, 50855085), (9, 28252825), (15, 16951695), (25, 10171017), (45, 5650565), (73, 3483225), (75, 3390339), (113, 2250225), (137, 1856025), (219, 1161075), (225, 1130113), (339, 750075), (365, 696645), (411, 618675), (565, 450045), (657, 387025), (685, 371205), (1017, 250025), (1095, 232215), (1233, 206225), (1695, 150015), (1825, 139329), (2055, 123735), (2825, 90009), (3285, 77405), (3425, 74241), (5085, 50005), (5475, 46443), (6165, 41245), (8249, 30825), (8475, 30003), (10001, 25425), (10275, 24747), (15481, 16425)]