30686500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4721}}^1$

素因数の和:4753

約数の個数: 48

約数和(自身を含む): 72189936

約数和(自身を除く): 41503436

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, 3250, 4721, 6500, 9442, 18884, 23605, 47210, 61373, 94420, 118025, 122746, 236050, 245492, 306865, 472100, 590125, 613730, 1180250, 1227460, 1534325, 2360500, 3068650, 6137300, 7671625, 15343250, 30686500]

約数ペア:

[(1, 30686500), (2, 15343250), (4, 7671625), (5, 6137300), (10, 3068650), (13, 2360500), (20, 1534325), (25, 1227460), (26, 1180250), (50, 613730), (52, 590125), (65, 472100), (100, 306865), (125, 245492), (130, 236050), (250, 122746), (260, 118025), (325, 94420), (500, 61373), (650, 47210), (1300, 23605), (1625, 18884), (3250, 9442), (4721, 6500)]