162528100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{809}}^1$

素因数の和:878

約数の個数: 108

約数和(自身を含む): 420793380

約数和(自身を除く): 258265280

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 49, 50, 70, 82, 98, 100, 140, 164, 175, 196, 205, 245, 287, 350, 410, 490, 574, 700, 809, 820, 980, 1025, 1148, 1225, 1435, 1618, 2009, 2050, 2450, 2870, 3236, 4018, 4045, 4100, 4900, 5663, 5740, 7175, 8036, 8090, 10045, 11326, 14350, 16180, 20090, 20225, 22652, 28315, 28700, 33169, 39641, 40180, 40450, 50225, 56630, 66338, 79282, 80900, 100450, 113260, 132676, 141575, 158564, 165845, 198205, 200900, 232183, 283150, 331690, 396410, 464366, 566300, 663380, 792820, 829225, 928732, 991025, 1160915, 1625281, 1658450, 1982050, 2321830, 3250562, 3316900, 3964100, 4643660, 5804575, 6501124, 8126405, 11609150, 16252810, 23218300, 32505620, 40632025, 81264050, 162528100]

約数ペア:

[(1, 162528100), (2, 81264050), (4, 40632025), (5, 32505620), (7, 23218300), (10, 16252810), (14, 11609150), (20, 8126405), (25, 6501124), (28, 5804575), (35, 4643660), (41, 3964100), (49, 3316900), (50, 3250562), (70, 2321830), (82, 1982050), (98, 1658450), (100, 1625281), (140, 1160915), (164, 991025), (175, 928732), (196, 829225), (205, 792820), (245, 663380), (287, 566300), (350, 464366), (410, 396410), (490, 331690), (574, 283150), (700, 232183), (809, 200900), (820, 198205), (980, 165845), (1025, 158564), (1148, 141575), (1225, 132676), (1435, 113260), (1618, 100450), (2009, 80900), (2050, 79282), (2450, 66338), (2870, 56630), (3236, 50225), (4018, 40450), (4045, 40180), (4100, 39641), (4900, 33169), (5663, 28700), (5740, 28315), (7175, 22652), (8036, 20225), (8090, 20090), (10045, 16180), (11326, 14350)]