202155500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^2\times {\mathrm{1399}}^1$

素因数の和:1452

約数の個数: 72

約数和(自身を含む): 469341600

約数和(自身を除く): 267186100

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 289, 340, 425, 500, 578, 850, 1156, 1399, 1445, 1700, 2125, 2798, 2890, 4250, 5596, 5780, 6995, 7225, 8500, 13990, 14450, 23783, 27980, 28900, 34975, 36125, 47566, 69950, 72250, 95132, 118915, 139900, 144500, 174875, 237830, 349750, 404311, 475660, 594575, 699500, 808622, 1189150, 1617244, 2021555, 2378300, 2972875, 4043110, 5945750, 8086220, 10107775, 11891500, 20215550, 40431100, 50538875, 101077750, 202155500]

約数ペア:

[(1, 202155500), (2, 101077750), (4, 50538875), (5, 40431100), (10, 20215550), (17, 11891500), (20, 10107775), (25, 8086220), (34, 5945750), (50, 4043110), (68, 2972875), (85, 2378300), (100, 2021555), (125, 1617244), (170, 1189150), (250, 808622), (289, 699500), (340, 594575), (425, 475660), (500, 404311), (578, 349750), (850, 237830), (1156, 174875), (1399, 144500), (1445, 139900), (1700, 118915), (2125, 95132), (2798, 72250), (2890, 69950), (4250, 47566), (5596, 36125), (5780, 34975), (6995, 28900), (7225, 27980), (8500, 23783), (13990, 14450)]