1566561620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{659}}^1$

素因数の和:945

約数の個数: 96

約数和(自身を含む): 3651056640

約数和(自身を除く): 2084495020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 223, 260, 410, 446, 533, 659, 820, 892, 1066, 1115, 1318, 2132, 2230, 2636, 2665, 2899, 3295, 4460, 5330, 5798, 6590, 8567, 9143, 10660, 11596, 13180, 14495, 17134, 18286, 27019, 28990, 34268, 36572, 42835, 45715, 54038, 57980, 85670, 91430, 108076, 118859, 135095, 146957, 171340, 182860, 237718, 270190, 293914, 351247, 475436, 540380, 587828, 594295, 702494, 734785, 1188590, 1404988, 1469570, 1756235, 1910441, 2377180, 2939140, 3512470, 3820882, 6025237, 7024940, 7641764, 9552205, 12050474, 19104410, 24100948, 30126185, 38208820, 60252370, 78328081, 120504740, 156656162, 313312324, 391640405, 783280810, 1566561620]

約数ペア:

[(1, 1566561620), (2, 783280810), (4, 391640405), (5, 313312324), (10, 156656162), (13, 120504740), (20, 78328081), (26, 60252370), (41, 38208820), (52, 30126185), (65, 24100948), (82, 19104410), (130, 12050474), (164, 9552205), (205, 7641764), (223, 7024940), (260, 6025237), (410, 3820882), (446, 3512470), (533, 2939140), (659, 2377180), (820, 1910441), (892, 1756235), (1066, 1469570), (1115, 1404988), (1318, 1188590), (2132, 734785), (2230, 702494), (2636, 594295), (2665, 587828), (2899, 540380), (3295, 475436), (4460, 351247), (5330, 293914), (5798, 270190), (6590, 237718), (8567, 182860), (9143, 171340), (10660, 146957), (11596, 135095), (13180, 118859), (14495, 108076), (17134, 91430), (18286, 85670), (27019, 57980), (28990, 54038), (34268, 45715), (36572, 42835)]