31772156980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{21991}}^1$

素因数の和:22129

約数の個数: 96

約数和(自身を含む): 71824112640

約数和(自身を除く): 40051955660

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 53, 58, 94, 106, 116, 145, 188, 212, 235, 265, 290, 470, 530, 580, 940, 1060, 1363, 1537, 2491, 2726, 3074, 4982, 5452, 6148, 6815, 7685, 9964, 12455, 13630, 15370, 21991, 24910, 27260, 30740, 43982, 49820, 72239, 87964, 109955, 144478, 219910, 288956, 361195, 439820, 637739, 722390, 1033577, 1165523, 1275478, 1444780, 2067154, 2331046, 2550956, 3188695, 4134308, 4662092, 5167885, 5827615, 6377390, 10335770, 11655230, 12754780, 20671540, 23310460, 29973733, 33800167, 54779581, 59947466, 67600334, 109559162, 119894932, 135200668, 149868665, 169000835, 219118324, 273897905, 299737330, 338001670, 547795810, 599474660, 676003340, 1095591620, 1588607849, 3177215698, 6354431396, 7943039245, 15886078490, 31772156980]

約数ペア:

[(1, 31772156980), (2, 15886078490), (4, 7943039245), (5, 6354431396), (10, 3177215698), (20, 1588607849), (29, 1095591620), (47, 676003340), (53, 599474660), (58, 547795810), (94, 338001670), (106, 299737330), (116, 273897905), (145, 219118324), (188, 169000835), (212, 149868665), (235, 135200668), (265, 119894932), (290, 109559162), (470, 67600334), (530, 59947466), (580, 54779581), (940, 33800167), (1060, 29973733), (1363, 23310460), (1537, 20671540), (2491, 12754780), (2726, 11655230), (3074, 10335770), (4982, 6377390), (5452, 5827615), (6148, 5167885), (6815, 4662092), (7685, 4134308), (9964, 3188695), (12455, 2550956), (13630, 2331046), (15370, 2067154), (21991, 1444780), (24910, 1275478), (27260, 1165523), (30740, 1033577), (43982, 722390), (49820, 637739), (72239, 439820), (87964, 361195), (109955, 288956), (144478, 219910)]