84010000

素因数分解:

$2^4\times 5^4\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:330

約数の個数: 100

約数和(自身を含む): 210732544

約数和(自身を除く): 126722544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 271, 310, 400, 496, 500, 542, 620, 625, 775, 1000, 1084, 1240, 1250, 1355, 1550, 2000, 2168, 2480, 2500, 2710, 3100, 3875, 4336, 5000, 5420, 6200, 6775, 7750, 8401, 10000, 10840, 12400, 13550, 15500, 16802, 19375, 21680, 27100, 31000, 33604, 33875, 38750, 42005, 54200, 62000, 67208, 67750, 77500, 84010, 108400, 134416, 135500, 155000, 168020, 169375, 210025, 271000, 310000, 336040, 338750, 420050, 542000, 672080, 677500, 840100, 1050125, 1355000, 1680200, 2100250, 2710000, 3360400, 4200500, 5250625, 8401000, 10501250, 16802000, 21002500, 42005000, 84010000]

約数ペア:

[(1, 84010000), (2, 42005000), (4, 21002500), (5, 16802000), (8, 10501250), (10, 8401000), (16, 5250625), (20, 4200500), (25, 3360400), (31, 2710000), (40, 2100250), (50, 1680200), (62, 1355000), (80, 1050125), (100, 840100), (124, 677500), (125, 672080), (155, 542000), (200, 420050), (248, 338750), (250, 336040), (271, 310000), (310, 271000), (400, 210025), (496, 169375), (500, 168020), (542, 155000), (620, 135500), (625, 134416), (775, 108400), (1000, 84010), (1084, 77500), (1240, 67750), (1250, 67208), (1355, 62000), (1550, 54200), (2000, 42005), (2168, 38750), (2480, 33875), (2500, 33604), (2710, 31000), (3100, 27100), (3875, 21680), (4336, 19375), (5000, 16802), (5420, 15500), (6200, 13550), (6775, 12400), (7750, 10840), (8401, 10000)]