90657190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 184161600

約数和(自身を除く): 93504410

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 139, 145, 173, 278, 290, 346, 377, 695, 754, 865, 1390, 1730, 1807, 1885, 2249, 3614, 3770, 4031, 4498, 5017, 8062, 9035, 10034, 11245, 18070, 20155, 22490, 24047, 25085, 40310, 48094, 50170, 52403, 65221, 104806, 120235, 130442, 240470, 262015, 312611, 326105, 524030, 625222, 652210, 697363, 1394726, 1563055, 3126110, 3486815, 6973630, 9065719, 18131438, 45328595, 90657190]

約数ペア:

[(1, 90657190), (2, 45328595), (5, 18131438), (10, 9065719), (13, 6973630), (26, 3486815), (29, 3126110), (58, 1563055), (65, 1394726), (130, 697363), (139, 652210), (145, 625222), (173, 524030), (278, 326105), (290, 312611), (346, 262015), (377, 240470), (695, 130442), (754, 120235), (865, 104806), (1390, 65221), (1730, 52403), (1807, 50170), (1885, 48094), (2249, 40310), (3614, 25085), (3770, 24047), (4031, 22490), (4498, 20155), (5017, 18070), (8062, 11245), (9035, 10034)]