87974835

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 160634880

約数和(自身を除く): 72660045

約数列:

[1, 3, 5, 13, 15, 29, 39, 47, 65, 87, 141, 145, 195, 235, 331, 377, 435, 611, 705, 993, 1131, 1363, 1655, 1833, 1885, 3055, 4089, 4303, 4965, 5655, 6815, 9165, 9599, 12909, 15557, 17719, 20445, 21515, 28797, 46671, 47995, 53157, 64545, 77785, 88595, 124787, 143985, 202241, 233355, 265785, 374361, 451153, 606723, 623935, 1011205, 1353459, 1871805, 2255765, 3033615, 5864989, 6767295, 17594967, 29324945, 87974835]

約数ペア:

[(1, 87974835), (3, 29324945), (5, 17594967), (13, 6767295), (15, 5864989), (29, 3033615), (39, 2255765), (47, 1871805), (65, 1353459), (87, 1011205), (141, 623935), (145, 606723), (195, 451153), (235, 374361), (331, 265785), (377, 233355), (435, 202241), (611, 143985), (705, 124787), (993, 88595), (1131, 77785), (1363, 64545), (1655, 53157), (1833, 47995), (1885, 46671), (3055, 28797), (4089, 21515), (4303, 20445), (4965, 17719), (5655, 15557), (6815, 12909), (9165, 9599)]