51481290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{245149}}^1$

素因数の和:245166

約数の個数: 32

約数和(自身を含む): 141206400

約数和(自身を除く): 89725110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 245149, 490298, 735447, 1225745, 1470894, 1716043, 2451490, 3432086, 3677235, 5148129, 7354470, 8580215, 10296258, 17160430, 25740645, 51481290]

約数ペア:

[(1, 51481290), (2, 25740645), (3, 17160430), (5, 10296258), (6, 8580215), (7, 7354470), (10, 5148129), (14, 3677235), (15, 3432086), (21, 2451490), (30, 1716043), (35, 1470894), (42, 1225745), (70, 735447), (105, 490298), (210, 245149)]