1291275460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{757}}^1$

素因数の和:985

約数の個数: 96

約数和(自身を含む): 2991310560

約数和(自身を除く): 1700035100

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 173, 290, 340, 346, 493, 580, 692, 757, 865, 986, 1514, 1730, 1972, 2465, 2941, 3028, 3460, 3785, 4930, 5017, 5882, 7570, 9860, 10034, 11764, 12869, 14705, 15140, 20068, 21953, 25085, 25738, 29410, 43906, 50170, 51476, 58820, 64345, 85289, 87812, 100340, 109765, 128690, 130961, 170578, 219530, 257380, 261922, 341156, 373201, 426445, 439060, 523844, 654805, 746402, 852890, 1309610, 1492804, 1705780, 1866005, 2226337, 2619220, 3732010, 3797869, 4452674, 7464020, 7595738, 8905348, 11131685, 15191476, 18989345, 22263370, 37978690, 44526740, 64563773, 75957380, 129127546, 258255092, 322818865, 645637730, 1291275460]

約数ペア:

[(1, 1291275460), (2, 645637730), (4, 322818865), (5, 258255092), (10, 129127546), (17, 75957380), (20, 64563773), (29, 44526740), (34, 37978690), (58, 22263370), (68, 18989345), (85, 15191476), (116, 11131685), (145, 8905348), (170, 7595738), (173, 7464020), (290, 4452674), (340, 3797869), (346, 3732010), (493, 2619220), (580, 2226337), (692, 1866005), (757, 1705780), (865, 1492804), (986, 1309610), (1514, 852890), (1730, 746402), (1972, 654805), (2465, 523844), (2941, 439060), (3028, 426445), (3460, 373201), (3785, 341156), (4930, 261922), (5017, 257380), (5882, 219530), (7570, 170578), (9860, 130961), (10034, 128690), (11764, 109765), (12869, 100340), (14705, 87812), (15140, 85289), (20068, 64345), (21953, 58820), (25085, 51476), (25738, 50170), (29410, 43906)]