28143669890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{503}}^1\times {\mathrm{1283}}^1$

素因数の和:1896

約数の個数: 96

約数和(自身を含む): 59756538240

約数和(自身を除く): 31612868350

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 89, 98, 178, 245, 445, 490, 503, 623, 890, 1006, 1246, 1283, 2515, 2566, 3115, 3521, 4361, 5030, 6230, 6415, 7042, 8722, 8981, 12830, 17605, 17962, 21805, 24647, 35210, 43610, 44767, 44905, 49294, 62867, 89534, 89810, 114187, 123235, 125734, 223835, 228374, 246470, 313369, 314335, 447670, 570935, 626738, 628670, 645349, 799309, 1141870, 1290698, 1566845, 1598618, 2193583, 3133690, 3226745, 3996545, 4387166, 4517443, 5595163, 6453490, 7993090, 9034886, 10967915, 11190326, 21935830, 22587215, 27975815, 31622101, 45174430, 55951630, 57436061, 63244202, 114872122, 158110505, 287180305, 316221010, 402052427, 574360610, 804104854, 2010262135, 2814366989, 4020524270, 5628733978, 14071834945, 28143669890]

約数ペア:

[(1, 28143669890), (2, 14071834945), (5, 5628733978), (7, 4020524270), (10, 2814366989), (14, 2010262135), (35, 804104854), (49, 574360610), (70, 402052427), (89, 316221010), (98, 287180305), (178, 158110505), (245, 114872122), (445, 63244202), (490, 57436061), (503, 55951630), (623, 45174430), (890, 31622101), (1006, 27975815), (1246, 22587215), (1283, 21935830), (2515, 11190326), (2566, 10967915), (3115, 9034886), (3521, 7993090), (4361, 6453490), (5030, 5595163), (6230, 4517443), (6415, 4387166), (7042, 3996545), (8722, 3226745), (8981, 3133690), (12830, 2193583), (17605, 1598618), (17962, 1566845), (21805, 1290698), (24647, 1141870), (35210, 799309), (43610, 645349), (44767, 628670), (44905, 626738), (49294, 570935), (62867, 447670), (89534, 314335), (89810, 313369), (114187, 246470), (123235, 228374), (125734, 223835)]