91691180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 233705472

約数和(自身を除く): 142014292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 37, 62, 70, 74, 124, 140, 148, 155, 185, 217, 259, 310, 370, 434, 518, 571, 620, 740, 868, 1036, 1085, 1142, 1147, 1295, 2170, 2284, 2294, 2590, 2855, 3997, 4340, 4588, 5180, 5710, 5735, 7994, 8029, 11420, 11470, 15988, 16058, 17701, 19985, 21127, 22940, 32116, 35402, 39970, 40145, 42254, 70804, 79940, 80290, 84508, 88505, 105635, 123907, 147889, 160580, 177010, 211270, 247814, 295778, 354020, 422540, 495628, 591556, 619535, 654937, 739445, 1239070, 1309874, 1478890, 2478140, 2619748, 2957780, 3274685, 4584559, 6549370, 9169118, 13098740, 18338236, 22922795, 45845590, 91691180]

約数ペア:

[(1, 91691180), (2, 45845590), (4, 22922795), (5, 18338236), (7, 13098740), (10, 9169118), (14, 6549370), (20, 4584559), (28, 3274685), (31, 2957780), (35, 2619748), (37, 2478140), (62, 1478890), (70, 1309874), (74, 1239070), (124, 739445), (140, 654937), (148, 619535), (155, 591556), (185, 495628), (217, 422540), (259, 354020), (310, 295778), (370, 247814), (434, 211270), (518, 177010), (571, 160580), (620, 147889), (740, 123907), (868, 105635), (1036, 88505), (1085, 84508), (1142, 80290), (1147, 79940), (1295, 70804), (2170, 42254), (2284, 40145), (2294, 39970), (2590, 35402), (2855, 32116), (3997, 22940), (4340, 21127), (4588, 19985), (5180, 17701), (5710, 16058), (5735, 15988), (7994, 11470), (8029, 11420)]