201651820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 431036928

約数和(自身を除く): 229385108

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 331, 332, 367, 415, 662, 734, 830, 1324, 1468, 1655, 1660, 1835, 3310, 3670, 6620, 7340, 27473, 30461, 54946, 60922, 109892, 121477, 121844, 137365, 152305, 242954, 274730, 304610, 485908, 549460, 607385, 609220, 1214770, 2429540, 10082591, 20165182, 40330364, 50412955, 100825910, 201651820]

約数ペア:

[(1, 201651820), (2, 100825910), (4, 50412955), (5, 40330364), (10, 20165182), (20, 10082591), (83, 2429540), (166, 1214770), (331, 609220), (332, 607385), (367, 549460), (415, 485908), (662, 304610), (734, 274730), (830, 242954), (1324, 152305), (1468, 137365), (1655, 121844), (1660, 121477), (1835, 109892), (3310, 60922), (3670, 54946), (6620, 30461), (7340, 27473)]