199551920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{733}}^1$

素因数の和:870

約数の個数: 80

約数和(自身を含む): 481656672

約数和(自身を除く): 282104752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 83, 164, 166, 205, 328, 332, 410, 415, 656, 664, 733, 820, 830, 1328, 1466, 1640, 1660, 2932, 3280, 3320, 3403, 3665, 5864, 6640, 6806, 7330, 11728, 13612, 14660, 17015, 27224, 29320, 30053, 34030, 54448, 58640, 60106, 60839, 68060, 120212, 121678, 136120, 150265, 240424, 243356, 272240, 300530, 304195, 480848, 486712, 601060, 608390, 973424, 1202120, 1216780, 2404240, 2433560, 2494399, 4867120, 4988798, 9977596, 12471995, 19955192, 24943990, 39910384, 49887980, 99775960, 199551920]

約数ペア:

[(1, 199551920), (2, 99775960), (4, 49887980), (5, 39910384), (8, 24943990), (10, 19955192), (16, 12471995), (20, 9977596), (40, 4988798), (41, 4867120), (80, 2494399), (82, 2433560), (83, 2404240), (164, 1216780), (166, 1202120), (205, 973424), (328, 608390), (332, 601060), (410, 486712), (415, 480848), (656, 304195), (664, 300530), (733, 272240), (820, 243356), (830, 240424), (1328, 150265), (1466, 136120), (1640, 121678), (1660, 120212), (2932, 68060), (3280, 60839), (3320, 60106), (3403, 58640), (3665, 54448), (5864, 34030), (6640, 30053), (6806, 29320), (7330, 27224), (11728, 17015), (13612, 14660)]