66372800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3191}}^1$

素因数の和:3226

約数の個数: 84

約数和(自身を含む): 175936656

約数和(自身を除く): 109563856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 650, 800, 832, 1040, 1300, 1600, 2080, 2600, 3191, 4160, 5200, 6382, 10400, 12764, 15955, 20800, 25528, 31910, 41483, 51056, 63820, 79775, 82966, 102112, 127640, 159550, 165932, 204224, 207415, 255280, 319100, 331864, 414830, 510560, 638200, 663728, 829660, 1021120, 1037075, 1276400, 1327456, 1659320, 2074150, 2552800, 2654912, 3318640, 4148300, 5105600, 6637280, 8296600, 13274560, 16593200, 33186400, 66372800]

約数ペア:

[(1, 66372800), (2, 33186400), (4, 16593200), (5, 13274560), (8, 8296600), (10, 6637280), (13, 5105600), (16, 4148300), (20, 3318640), (25, 2654912), (26, 2552800), (32, 2074150), (40, 1659320), (50, 1327456), (52, 1276400), (64, 1037075), (65, 1021120), (80, 829660), (100, 663728), (104, 638200), (130, 510560), (160, 414830), (200, 331864), (208, 319100), (260, 255280), (320, 207415), (325, 204224), (400, 165932), (416, 159550), (520, 127640), (650, 102112), (800, 82966), (832, 79775), (1040, 63820), (1300, 51056), (1600, 41483), (2080, 31910), (2600, 25528), (3191, 20800), (4160, 15955), (5200, 12764), (6382, 10400)]