651445860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{1279}}^1$

素因数の和:1957

約数の個数: 96

約数和(自身を含む): 1968906240

約数和(自身を除く): 1317460380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 653, 780, 1279, 1306, 1959, 2558, 2612, 3265, 3837, 3918, 5116, 6395, 6530, 7674, 7836, 8489, 9795, 12790, 13060, 15348, 16627, 16978, 19185, 19590, 25467, 25580, 33254, 33956, 38370, 39180, 42445, 49881, 50934, 66508, 76740, 83135, 84890, 99762, 101868, 127335, 166270, 169780, 199524, 249405, 254670, 332540, 498810, 509340, 835187, 997620, 1670374, 2505561, 3340748, 4175935, 5011122, 8351870, 10022244, 10857431, 12527805, 16703740, 21714862, 25055610, 32572293, 43429724, 50111220, 54287155, 65144586, 108574310, 130289172, 162861465, 217148620, 325722930, 651445860]

約数ペア:

[(1, 651445860), (2, 325722930), (3, 217148620), (4, 162861465), (5, 130289172), (6, 108574310), (10, 65144586), (12, 54287155), (13, 50111220), (15, 43429724), (20, 32572293), (26, 25055610), (30, 21714862), (39, 16703740), (52, 12527805), (60, 10857431), (65, 10022244), (78, 8351870), (130, 5011122), (156, 4175935), (195, 3340748), (260, 2505561), (390, 1670374), (653, 997620), (780, 835187), (1279, 509340), (1306, 498810), (1959, 332540), (2558, 254670), (2612, 249405), (3265, 199524), (3837, 169780), (3918, 166270), (5116, 127335), (6395, 101868), (6530, 99762), (7674, 84890), (7836, 83135), (8489, 76740), (9795, 66508), (12790, 50934), (13060, 49881), (15348, 42445), (16627, 39180), (16978, 38370), (19185, 33956), (19590, 33254), (25467, 25580)]