22010000

素因数分解:

$2^4\times 5^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 100

約数和(自身を含む): 55782144

約数和(自身を除く): 33772144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 71, 80, 100, 124, 125, 142, 155, 200, 248, 250, 284, 310, 355, 400, 496, 500, 568, 620, 625, 710, 775, 1000, 1136, 1240, 1250, 1420, 1550, 1775, 2000, 2201, 2480, 2500, 2840, 3100, 3550, 3875, 4402, 5000, 5680, 6200, 7100, 7750, 8804, 8875, 10000, 11005, 12400, 14200, 15500, 17608, 17750, 19375, 22010, 28400, 31000, 35216, 35500, 38750, 44020, 44375, 55025, 62000, 71000, 77500, 88040, 88750, 110050, 142000, 155000, 176080, 177500, 220100, 275125, 310000, 355000, 440200, 550250, 710000, 880400, 1100500, 1375625, 2201000, 2751250, 4402000, 5502500, 11005000, 22010000]

約数ペア:

[(1, 22010000), (2, 11005000), (4, 5502500), (5, 4402000), (8, 2751250), (10, 2201000), (16, 1375625), (20, 1100500), (25, 880400), (31, 710000), (40, 550250), (50, 440200), (62, 355000), (71, 310000), (80, 275125), (100, 220100), (124, 177500), (125, 176080), (142, 155000), (155, 142000), (200, 110050), (248, 88750), (250, 88040), (284, 77500), (310, 71000), (355, 62000), (400, 55025), (496, 44375), (500, 44020), (568, 38750), (620, 35500), (625, 35216), (710, 31000), (775, 28400), (1000, 22010), (1136, 19375), (1240, 17750), (1250, 17608), (1420, 15500), (1550, 14200), (1775, 12400), (2000, 11005), (2201, 10000), (2480, 8875), (2500, 8804), (2840, 7750), (3100, 7100), (3550, 6200), (3875, 5680), (4402, 5000)]