28208450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{18199}}^1$

素因数の和:18242

約数の個数: 24

約数和(自身を含む): 54163200

約数和(自身を除く): 25954750

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 18199, 36398, 90995, 181990, 454975, 564169, 909950, 1128338, 2820845, 5641690, 14104225, 28208450]

約数ペア:

[(1, 28208450), (2, 14104225), (5, 5641690), (10, 2820845), (25, 1128338), (31, 909950), (50, 564169), (62, 454975), (155, 181990), (310, 90995), (775, 36398), (1550, 18199)]