90874355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{853}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 129124800

約数和(自身を除く): 38250445

約数列:

[1, 5, 11, 13, 55, 65, 143, 149, 715, 745, 853, 1639, 1937, 4265, 8195, 9383, 9685, 11089, 21307, 46915, 55445, 106535, 121979, 127097, 609895, 635485, 1398067, 1652261, 6990335, 8261305, 18174871, 90874355]

約数ペア:

[(1, 90874355), (5, 18174871), (11, 8261305), (13, 6990335), (55, 1652261), (65, 1398067), (143, 635485), (149, 609895), (715, 127097), (745, 121979), (853, 106535), (1639, 55445), (1937, 46915), (4265, 21307), (8195, 11089), (9383, 9685)]