57780580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 144789120

約数和(自身を除く): 87008540

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 89, 110, 130, 143, 178, 220, 227, 260, 286, 356, 445, 454, 572, 715, 890, 908, 979, 1135, 1157, 1430, 1780, 1958, 2270, 2314, 2497, 2860, 2951, 3916, 4540, 4628, 4895, 4994, 5785, 5902, 9790, 9988, 11570, 11804, 12485, 12727, 14755, 19580, 20203, 23140, 24970, 25454, 29510, 32461, 40406, 49940, 50908, 59020, 63635, 64922, 80812, 101015, 127270, 129844, 162305, 202030, 222233, 254540, 262639, 324610, 404060, 444466, 525278, 649220, 888932, 1050556, 1111165, 1313195, 2222330, 2626390, 2889029, 4444660, 5252780, 5778058, 11556116, 14445145, 28890290, 57780580]

約数ペア:

[(1, 57780580), (2, 28890290), (4, 14445145), (5, 11556116), (10, 5778058), (11, 5252780), (13, 4444660), (20, 2889029), (22, 2626390), (26, 2222330), (44, 1313195), (52, 1111165), (55, 1050556), (65, 888932), (89, 649220), (110, 525278), (130, 444466), (143, 404060), (178, 324610), (220, 262639), (227, 254540), (260, 222233), (286, 202030), (356, 162305), (445, 129844), (454, 127270), (572, 101015), (715, 80812), (890, 64922), (908, 63635), (979, 59020), (1135, 50908), (1157, 49940), (1430, 40406), (1780, 32461), (1958, 29510), (2270, 25454), (2314, 24970), (2497, 23140), (2860, 20203), (2951, 19580), (3916, 14755), (4540, 12727), (4628, 12485), (4895, 11804), (4994, 11570), (5785, 9988), (5902, 9790)]