219626857900

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{401}}^1\times {\mathrm{41809}}^1$

素因数の和:42355

約数の個数: 72

約数和(自身を含む): 481437467280

約数和(自身を除く): 261810609380

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 401, 524, 655, 802, 1310, 1604, 2005, 2620, 3275, 4010, 6550, 8020, 10025, 13100, 20050, 40100, 41809, 52531, 83618, 105062, 167236, 209045, 210124, 262655, 418090, 525310, 836180, 1045225, 1050620, 1313275, 2090450, 2626550, 4180900, 5253100, 5476979, 10953958, 16765409, 21907916, 27384895, 33530818, 54769790, 67061636, 83827045, 109539580, 136924475, 167654090, 273848950, 335308180, 419135225, 547697900, 838270450, 1676540900, 2196268579, 4392537158, 8785074316, 10981342895, 21962685790, 43925371580, 54906714475, 109813428950, 219626857900]

約数ペア:

[(1, 219626857900), (2, 109813428950), (4, 54906714475), (5, 43925371580), (10, 21962685790), (20, 10981342895), (25, 8785074316), (50, 4392537158), (100, 2196268579), (131, 1676540900), (262, 838270450), (401, 547697900), (524, 419135225), (655, 335308180), (802, 273848950), (1310, 167654090), (1604, 136924475), (2005, 109539580), (2620, 83827045), (3275, 67061636), (4010, 54769790), (6550, 33530818), (8020, 27384895), (10025, 21907916), (13100, 16765409), (20050, 10953958), (40100, 5476979), (41809, 5253100), (52531, 4180900), (83618, 2626550), (105062, 2090450), (167236, 1313275), (209045, 1050620), (210124, 1045225), (262655, 836180), (418090, 525310)]