199465910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 420370560

約数和(自身を除く): 220904650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 101, 178, 202, 317, 445, 505, 623, 634, 707, 890, 1010, 1246, 1414, 1585, 2219, 3115, 3170, 3535, 4438, 6230, 7070, 8989, 11095, 17978, 22190, 28213, 32017, 44945, 56426, 62923, 64034, 89890, 125846, 141065, 160085, 197491, 224119, 282130, 314615, 320170, 394982, 448238, 629230, 987455, 1120595, 1974910, 2241190, 2849513, 5699026, 14247565, 19946591, 28495130, 39893182, 99732955, 199465910]

約数ペア:

[(1, 199465910), (2, 99732955), (5, 39893182), (7, 28495130), (10, 19946591), (14, 14247565), (35, 5699026), (70, 2849513), (89, 2241190), (101, 1974910), (178, 1120595), (202, 987455), (317, 629230), (445, 448238), (505, 394982), (623, 320170), (634, 314615), (707, 282130), (890, 224119), (1010, 197491), (1246, 160085), (1414, 141065), (1585, 125846), (2219, 89890), (3115, 64034), (3170, 62923), (3535, 56426), (4438, 44945), (6230, 32017), (7070, 28213), (8989, 22190), (11095, 17978)]