84384560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2046

約数の個数: 80

約数和(自身を含む): 216548640

約数和(自身を除く): 132164080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 1979, 2132, 2665, 3280, 3958, 4264, 5330, 7916, 8528, 9895, 10660, 15832, 19790, 21320, 25727, 31664, 39580, 42640, 51454, 79160, 81139, 102908, 128635, 158320, 162278, 205816, 257270, 324556, 405695, 411632, 514540, 649112, 811390, 1029080, 1054807, 1298224, 1622780, 2058160, 2109614, 3245560, 4219228, 5274035, 6491120, 8438456, 10548070, 16876912, 21096140, 42192280, 84384560]

約数ペア:

[(1, 84384560), (2, 42192280), (4, 21096140), (5, 16876912), (8, 10548070), (10, 8438456), (13, 6491120), (16, 5274035), (20, 4219228), (26, 3245560), (40, 2109614), (41, 2058160), (52, 1622780), (65, 1298224), (80, 1054807), (82, 1029080), (104, 811390), (130, 649112), (164, 514540), (205, 411632), (208, 405695), (260, 324556), (328, 257270), (410, 205816), (520, 162278), (533, 158320), (656, 128635), (820, 102908), (1040, 81139), (1066, 79160), (1640, 51454), (1979, 42640), (2132, 39580), (2665, 31664), (3280, 25727), (3958, 21320), (4264, 19790), (5330, 15832), (7916, 10660), (8528, 9895)]