20131119200

素因数分解:

$2^5\times 5^2\times {\mathrm{3919}}^1\times {\mathrm{6421}}^1$

素因数の和:10360

約数の個数: 72

約数和(自身を含む): 49165290720

約数和(自身を除く): 29034171520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 3919, 6421, 7838, 12842, 15676, 19595, 25684, 31352, 32105, 39190, 51368, 62704, 64210, 78380, 97975, 102736, 125408, 128420, 156760, 160525, 195950, 205472, 256840, 313520, 321050, 391900, 513680, 627040, 642100, 783800, 1027360, 1284200, 1567600, 2568400, 3135200, 5136800, 25163899, 50327798, 100655596, 125819495, 201311192, 251638990, 402622384, 503277980, 629097475, 805244768, 1006555960, 1258194950, 2013111920, 2516389900, 4026223840, 5032779800, 10065559600, 20131119200]

約数ペア:

[(1, 20131119200), (2, 10065559600), (4, 5032779800), (5, 4026223840), (8, 2516389900), (10, 2013111920), (16, 1258194950), (20, 1006555960), (25, 805244768), (32, 629097475), (40, 503277980), (50, 402622384), (80, 251638990), (100, 201311192), (160, 125819495), (200, 100655596), (400, 50327798), (800, 25163899), (3919, 5136800), (6421, 3135200), (7838, 2568400), (12842, 1567600), (15676, 1284200), (19595, 1027360), (25684, 783800), (31352, 642100), (32105, 627040), (39190, 513680), (51368, 391900), (62704, 321050), (64210, 313520), (78380, 256840), (97975, 205472), (102736, 195950), (125408, 160525), (128420, 156760)]