248248990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1319}}^1$

素因数の和:1425

約数の個数: 64

約数和(自身を含む): 513216000

約数和(自身を除く): 264967010

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 59, 110, 118, 145, 290, 295, 319, 590, 638, 649, 1298, 1319, 1595, 1711, 2638, 3190, 3245, 3422, 6490, 6595, 8555, 13190, 14509, 17110, 18821, 29018, 37642, 38251, 72545, 76502, 77821, 94105, 145090, 155642, 188210, 191255, 382510, 389105, 420761, 778210, 841522, 856031, 1712062, 2103805, 2256809, 4207610, 4280155, 4513618, 8560310, 11284045, 22568090, 24824899, 49649798, 124124495, 248248990]

約数ペア:

[(1, 248248990), (2, 124124495), (5, 49649798), (10, 24824899), (11, 22568090), (22, 11284045), (29, 8560310), (55, 4513618), (58, 4280155), (59, 4207610), (110, 2256809), (118, 2103805), (145, 1712062), (290, 856031), (295, 841522), (319, 778210), (590, 420761), (638, 389105), (649, 382510), (1298, 191255), (1319, 188210), (1595, 155642), (1711, 145090), (2638, 94105), (3190, 77821), (3245, 76502), (3422, 72545), (6490, 38251), (6595, 37642), (8555, 29018), (13190, 18821), (14509, 17110)]