814867550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{10729}}^1$

素因数の和:10786

約数の個数: 72

約数和(自身を含む): 1820151360

約数和(自身を除く): 1005283810

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 62, 70, 98, 155, 175, 217, 245, 310, 350, 434, 490, 775, 1085, 1225, 1519, 1550, 2170, 2450, 3038, 5425, 7595, 10729, 10850, 15190, 21458, 37975, 53645, 75103, 75950, 107290, 150206, 268225, 332599, 375515, 525721, 536450, 665198, 751030, 1051442, 1662995, 1877575, 2328193, 2628605, 3325990, 3755150, 4656386, 5257210, 8314975, 11640965, 13143025, 16297351, 16629950, 23281930, 26286050, 32594702, 58204825, 81486755, 116409650, 162973510, 407433775, 814867550]

約数ペア:

[(1, 814867550), (2, 407433775), (5, 162973510), (7, 116409650), (10, 81486755), (14, 58204825), (25, 32594702), (31, 26286050), (35, 23281930), (49, 16629950), (50, 16297351), (62, 13143025), (70, 11640965), (98, 8314975), (155, 5257210), (175, 4656386), (217, 3755150), (245, 3325990), (310, 2628605), (350, 2328193), (434, 1877575), (490, 1662995), (775, 1051442), (1085, 751030), (1225, 665198), (1519, 536450), (1550, 525721), (2170, 375515), (2450, 332599), (3038, 268225), (5425, 150206), (7595, 107290), (10729, 75950), (10850, 75103), (15190, 53645), (21458, 37975)]