28219300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{9103}}^1$

素因数の和:9148

約数の個数: 36

約数和(自身を含む): 63218176

約数和(自身を除く): 34998876

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 9103, 18206, 36412, 45515, 91030, 182060, 227575, 282193, 455150, 564386, 910300, 1128772, 1410965, 2821930, 5643860, 7054825, 14109650, 28219300]

約数ペア:

[(1, 28219300), (2, 14109650), (4, 7054825), (5, 5643860), (10, 2821930), (20, 1410965), (25, 1128772), (31, 910300), (50, 564386), (62, 455150), (100, 282193), (124, 227575), (155, 182060), (310, 91030), (620, 45515), (775, 36412), (1550, 18206), (3100, 9103)]