114640900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1285

約数の個数: 72

約数和(自身を含む): 274669920

約数和(自身を除く): 160029020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 178, 220, 275, 356, 445, 550, 890, 979, 1100, 1171, 1780, 1958, 2225, 2342, 3916, 4450, 4684, 4895, 5855, 8900, 9790, 11710, 12881, 19580, 23420, 24475, 25762, 29275, 48950, 51524, 58550, 64405, 97900, 104219, 117100, 128810, 208438, 257620, 322025, 416876, 521095, 644050, 1042190, 1146409, 1288100, 2084380, 2292818, 2605475, 4585636, 5210950, 5732045, 10421900, 11464090, 22928180, 28660225, 57320450, 114640900]

約数ペア:

[(1, 114640900), (2, 57320450), (4, 28660225), (5, 22928180), (10, 11464090), (11, 10421900), (20, 5732045), (22, 5210950), (25, 4585636), (44, 2605475), (50, 2292818), (55, 2084380), (89, 1288100), (100, 1146409), (110, 1042190), (178, 644050), (220, 521095), (275, 416876), (356, 322025), (445, 257620), (550, 208438), (890, 128810), (979, 117100), (1100, 104219), (1171, 97900), (1780, 64405), (1958, 58550), (2225, 51524), (2342, 48950), (3916, 29275), (4450, 25762), (4684, 24475), (4895, 23420), (5855, 19580), (8900, 12881), (9790, 11710)]