65690900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:186

約数の個数: 108

約数和(自身を含む): 161044380

約数和(自身を除く): 95353480

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 61, 89, 100, 110, 121, 122, 178, 220, 242, 244, 275, 305, 356, 445, 484, 550, 605, 610, 671, 890, 979, 1100, 1210, 1220, 1342, 1525, 1780, 1958, 2225, 2420, 2684, 3025, 3050, 3355, 3916, 4450, 4895, 5429, 6050, 6100, 6710, 7381, 8900, 9790, 10769, 10858, 12100, 13420, 14762, 16775, 19580, 21538, 21716, 24475, 27145, 29524, 33550, 36905, 43076, 48950, 53845, 54290, 59719, 67100, 73810, 97900, 107690, 108580, 119438, 135725, 147620, 184525, 215380, 238876, 269225, 271450, 298595, 369050, 538450, 542900, 597190, 656909, 738100, 1076900, 1194380, 1313818, 1492975, 2627636, 2985950, 3284545, 5971900, 6569090, 13138180, 16422725, 32845450, 65690900]

約数ペア:

[(1, 65690900), (2, 32845450), (4, 16422725), (5, 13138180), (10, 6569090), (11, 5971900), (20, 3284545), (22, 2985950), (25, 2627636), (44, 1492975), (50, 1313818), (55, 1194380), (61, 1076900), (89, 738100), (100, 656909), (110, 597190), (121, 542900), (122, 538450), (178, 369050), (220, 298595), (242, 271450), (244, 269225), (275, 238876), (305, 215380), (356, 184525), (445, 147620), (484, 135725), (550, 119438), (605, 108580), (610, 107690), (671, 97900), (890, 73810), (979, 67100), (1100, 59719), (1210, 54290), (1220, 53845), (1342, 48950), (1525, 43076), (1780, 36905), (1958, 33550), (2225, 29524), (2420, 27145), (2684, 24475), (3025, 21716), (3050, 21538), (3355, 19580), (3916, 16775), (4450, 14762), (4895, 13420), (5429, 12100), (6050, 10858), (6100, 10769), (6710, 9790), (7381, 8900)]