1201391000

素因数分解:

$2^3\times 5^3\times {\mathrm{71}}^1\times {\mathrm{16921}}^1$

素因数の和:17013

約数の個数: 64

約数和(自身を含む): 2851018560

約数和(自身を除く): 1649627560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 142, 200, 250, 284, 355, 500, 568, 710, 1000, 1420, 1775, 2840, 3550, 7100, 8875, 14200, 16921, 17750, 33842, 35500, 67684, 71000, 84605, 135368, 169210, 338420, 423025, 676840, 846050, 1201391, 1692100, 2115125, 2402782, 3384200, 4230250, 4805564, 6006955, 8460500, 9611128, 12013910, 16921000, 24027820, 30034775, 48055640, 60069550, 120139100, 150173875, 240278200, 300347750, 600695500, 1201391000]

約数ペア:

[(1, 1201391000), (2, 600695500), (4, 300347750), (5, 240278200), (8, 150173875), (10, 120139100), (20, 60069550), (25, 48055640), (40, 30034775), (50, 24027820), (71, 16921000), (100, 12013910), (125, 9611128), (142, 8460500), (200, 6006955), (250, 4805564), (284, 4230250), (355, 3384200), (500, 2402782), (568, 2115125), (710, 1692100), (1000, 1201391), (1420, 846050), (1775, 676840), (2840, 423025), (3550, 338420), (7100, 169210), (8875, 135368), (14200, 84605), (16921, 71000), (17750, 67684), (33842, 35500)]