27520121660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1\times {\mathrm{1787}}^1$

素因数の和:2307

約数の個数: 96

約数和(自身を含む): 60845783040

約数和(自身を除く): 33325661380

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 421, 590, 620, 842, 1180, 1684, 1787, 1829, 2105, 3574, 3658, 4210, 7148, 7316, 8420, 8935, 9145, 13051, 17870, 18290, 24839, 26102, 35740, 36580, 49678, 52204, 55397, 65255, 99356, 105433, 110794, 124195, 130510, 210866, 221588, 248390, 261020, 276985, 421732, 496780, 527165, 553970, 752327, 770009, 1054330, 1107940, 1504654, 1540018, 2108660, 3009308, 3080036, 3268423, 3761635, 3850045, 6536846, 7523270, 7700090, 13073692, 15046540, 15400180, 16342115, 23322137, 32684230, 44387293, 46644274, 65368460, 88774586, 93288548, 116610685, 177549172, 221936465, 233221370, 443872930, 466442740, 887745860, 1376006083, 2752012166, 5504024332, 6880030415, 13760060830, 27520121660]

約数ペア:

[(1, 27520121660), (2, 13760060830), (4, 6880030415), (5, 5504024332), (10, 2752012166), (20, 1376006083), (31, 887745860), (59, 466442740), (62, 443872930), (118, 233221370), (124, 221936465), (155, 177549172), (236, 116610685), (295, 93288548), (310, 88774586), (421, 65368460), (590, 46644274), (620, 44387293), (842, 32684230), (1180, 23322137), (1684, 16342115), (1787, 15400180), (1829, 15046540), (2105, 13073692), (3574, 7700090), (3658, 7523270), (4210, 6536846), (7148, 3850045), (7316, 3761635), (8420, 3268423), (8935, 3080036), (9145, 3009308), (13051, 2108660), (17870, 1540018), (18290, 1504654), (24839, 1107940), (26102, 1054330), (35740, 770009), (36580, 752327), (49678, 553970), (52204, 527165), (55397, 496780), (65255, 421732), (99356, 276985), (105433, 261020), (110794, 248390), (124195, 221588), (130510, 210866)]