54689625

素因数分解:

$3^2\times 5^3\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 99509904

約数和(自身を除く): 44820279

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 173, 225, 281, 375, 519, 843, 865, 1125, 1405, 1557, 2529, 2595, 4215, 4325, 7025, 7785, 12645, 12975, 21075, 21625, 35125, 38925, 48613, 63225, 64875, 105375, 145839, 194625, 243065, 316125, 437517, 729195, 1215325, 2187585, 3645975, 6076625, 10937925, 18229875, 54689625]

約数ペア:

[(1, 54689625), (3, 18229875), (5, 10937925), (9, 6076625), (15, 3645975), (25, 2187585), (45, 1215325), (75, 729195), (125, 437517), (173, 316125), (225, 243065), (281, 194625), (375, 145839), (519, 105375), (843, 64875), (865, 63225), (1125, 48613), (1405, 38925), (1557, 35125), (2529, 21625), (2595, 21075), (4215, 12975), (4325, 12645), (7025, 7785)]