15320500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2357}}^1$

素因数の和:2389

約数の個数: 48

約数和(自身を含む): 36049104

約数和(自身を除く): 20728604

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 2357, 3250, 4714, 6500, 9428, 11785, 23570, 30641, 47140, 58925, 61282, 117850, 122564, 153205, 235700, 294625, 306410, 589250, 612820, 766025, 1178500, 1532050, 3064100, 3830125, 7660250, 15320500]

約数ペア:

[(1, 15320500), (2, 7660250), (4, 3830125), (5, 3064100), (10, 1532050), (13, 1178500), (20, 766025), (25, 612820), (26, 589250), (50, 306410), (52, 294625), (65, 235700), (100, 153205), (125, 122564), (130, 117850), (250, 61282), (260, 58925), (325, 47140), (500, 30641), (650, 23570), (1300, 11785), (1625, 9428), (2357, 6500), (3250, 4714)]