27720291400

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{13109}}^1$

素因数の和:13331

約数の個数: 96

約数和(自身を含む): 65716497000

約数和(自身を除く): 37996205600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 109, 194, 200, 218, 388, 436, 485, 545, 776, 872, 970, 1090, 1940, 2180, 2425, 2725, 3880, 4360, 4850, 5450, 9700, 10573, 10900, 13109, 19400, 21146, 21800, 26218, 42292, 52436, 52865, 65545, 84584, 104872, 105730, 131090, 211460, 262180, 264325, 327725, 422920, 524360, 528650, 655450, 1057300, 1271573, 1310900, 1428881, 2114600, 2543146, 2621800, 2857762, 5086292, 5715524, 6357865, 7144405, 10172584, 11431048, 12715730, 14288810, 25431460, 28577620, 31789325, 35722025, 50862920, 57155240, 63578650, 71444050, 127157300, 138601457, 142888100, 254314600, 277202914, 285776200, 554405828, 693007285, 1108811656, 1386014570, 2772029140, 3465036425, 5544058280, 6930072850, 13860145700, 27720291400]

約数ペア:

[(1, 27720291400), (2, 13860145700), (4, 6930072850), (5, 5544058280), (8, 3465036425), (10, 2772029140), (20, 1386014570), (25, 1108811656), (40, 693007285), (50, 554405828), (97, 285776200), (100, 277202914), (109, 254314600), (194, 142888100), (200, 138601457), (218, 127157300), (388, 71444050), (436, 63578650), (485, 57155240), (545, 50862920), (776, 35722025), (872, 31789325), (970, 28577620), (1090, 25431460), (1940, 14288810), (2180, 12715730), (2425, 11431048), (2725, 10172584), (3880, 7144405), (4360, 6357865), (4850, 5715524), (5450, 5086292), (9700, 2857762), (10573, 2621800), (10900, 2543146), (13109, 2114600), (19400, 1428881), (21146, 1310900), (21800, 1271573), (26218, 1057300), (42292, 655450), (52436, 528650), (52865, 524360), (65545, 422920), (84584, 327725), (104872, 264325), (105730, 262180), (131090, 211460)]