90253550

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 172875840

約数和(自身を除く): 82622290

約数列:

[1, 2, 5, 10, 25, 50, 73, 79, 146, 158, 313, 365, 395, 626, 730, 790, 1565, 1825, 1975, 3130, 3650, 3950, 5767, 7825, 11534, 15650, 22849, 24727, 28835, 45698, 49454, 57670, 114245, 123635, 144175, 228490, 247270, 288350, 571225, 618175, 1142450, 1236350, 1805071, 3610142, 9025355, 18050710, 45126775, 90253550]

約数ペア:

[(1, 90253550), (2, 45126775), (5, 18050710), (10, 9025355), (25, 3610142), (50, 1805071), (73, 1236350), (79, 1142450), (146, 618175), (158, 571225), (313, 288350), (365, 247270), (395, 228490), (626, 144175), (730, 123635), (790, 114245), (1565, 57670), (1825, 49454), (1975, 45698), (3130, 28835), (3650, 24727), (3950, 22849), (5767, 15650), (7825, 11534)]