100901780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5419}}^1$

素因数の和:5461

約数の個数: 72

約数和(自身を含む): 259509600

約数和(自身を除く): 158607820

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 5419, 9310, 10838, 18620, 21676, 27095, 37933, 54190, 75866, 102961, 108380, 151732, 189665, 205922, 265531, 379330, 411844, 514805, 531062, 720727, 758660, 1029610, 1062124, 1327655, 1441454, 2059220, 2655310, 2882908, 3603635, 5045089, 5310620, 7207270, 10090178, 14414540, 20180356, 25225445, 50450890, 100901780]

約数ペア:

[(1, 100901780), (2, 50450890), (4, 25225445), (5, 20180356), (7, 14414540), (10, 10090178), (14, 7207270), (19, 5310620), (20, 5045089), (28, 3603635), (35, 2882908), (38, 2655310), (49, 2059220), (70, 1441454), (76, 1327655), (95, 1062124), (98, 1029610), (133, 758660), (140, 720727), (190, 531062), (196, 514805), (245, 411844), (266, 379330), (380, 265531), (490, 205922), (532, 189665), (665, 151732), (931, 108380), (980, 102961), (1330, 75866), (1862, 54190), (2660, 37933), (3724, 27095), (4655, 21676), (5419, 18620), (9310, 10838)]