90654075

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 172238976

約数和(自身を除く): 81584901

約数列:

[1, 3, 5, 9, 15, 25, 31, 41, 45, 75, 93, 123, 155, 205, 225, 279, 317, 369, 465, 615, 775, 951, 1025, 1271, 1395, 1585, 1845, 2325, 2853, 3075, 3813, 4755, 6355, 6975, 7925, 9225, 9827, 11439, 12997, 14265, 19065, 23775, 29481, 31775, 38991, 49135, 57195, 64985, 71325, 88443, 95325, 116973, 147405, 194955, 245675, 285975, 324925, 402907, 442215, 584865, 737025, 974775, 1208721, 2014535, 2211075, 2924325, 3626163, 6043605, 10072675, 18130815, 30218025, 90654075]

約数ペア:

[(1, 90654075), (3, 30218025), (5, 18130815), (9, 10072675), (15, 6043605), (25, 3626163), (31, 2924325), (41, 2211075), (45, 2014535), (75, 1208721), (93, 974775), (123, 737025), (155, 584865), (205, 442215), (225, 402907), (279, 324925), (317, 285975), (369, 245675), (465, 194955), (615, 147405), (775, 116973), (951, 95325), (1025, 88443), (1271, 71325), (1395, 64985), (1585, 57195), (1845, 49135), (2325, 38991), (2853, 31775), (3075, 29481), (3813, 23775), (4755, 19065), (6355, 14265), (6975, 12997), (7925, 11439), (9225, 9827)]