20130199425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{2273}}^1\times {\mathrm{5623}}^1$

素因数の和:7919

約数の個数: 72

約数和(自身を含む): 41231658624

約数和(自身を除く): 21101459199

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 2273, 5623, 6819, 11365, 15911, 16869, 20457, 28115, 34095, 39361, 47733, 50607, 56825, 79555, 84345, 102285, 118083, 140575, 143199, 170475, 196805, 238665, 253035, 354249, 397775, 421725, 511425, 590415, 715995, 984025, 1193325, 1265175, 1771245, 2952075, 3579975, 8856225, 12781079, 38343237, 63905395, 89467553, 115029711, 191716185, 268402659, 319526975, 447337765, 575148555, 805207977, 958580925, 1342013295, 2236688825, 2875742775, 4026039885, 6710066475, 20130199425]

約数ペア:

[(1, 20130199425), (3, 6710066475), (5, 4026039885), (7, 2875742775), (9, 2236688825), (15, 1342013295), (21, 958580925), (25, 805207977), (35, 575148555), (45, 447337765), (63, 319526975), (75, 268402659), (105, 191716185), (175, 115029711), (225, 89467553), (315, 63905395), (525, 38343237), (1575, 12781079), (2273, 8856225), (5623, 3579975), (6819, 2952075), (11365, 1771245), (15911, 1265175), (16869, 1193325), (20457, 984025), (28115, 715995), (34095, 590415), (39361, 511425), (47733, 421725), (50607, 397775), (56825, 354249), (79555, 253035), (84345, 238665), (102285, 196805), (118083, 170475), (140575, 143199)]