20160046160

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1\times {\mathrm{6547}}^1$

素因数の和:7252

約数の個数: 80

約数和(自身を含む): 47723290752

約数和(自身を除く): 27563244592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 631, 976, 1220, 1262, 2440, 2524, 3155, 4880, 5048, 6310, 6547, 10096, 12620, 13094, 25240, 26188, 32735, 38491, 50480, 52376, 65470, 76982, 104752, 130940, 153964, 192455, 261880, 307928, 384910, 399367, 523760, 615856, 769820, 798734, 1539640, 1597468, 1996835, 3079280, 3194936, 3993670, 4131157, 6389872, 7987340, 8262314, 15974680, 16524628, 20655785, 31949360, 33049256, 41311570, 66098512, 82623140, 165246280, 252000577, 330492560, 504001154, 1008002308, 1260002885, 2016004616, 2520005770, 4032009232, 5040011540, 10080023080, 20160046160]

約数ペア:

[(1, 20160046160), (2, 10080023080), (4, 5040011540), (5, 4032009232), (8, 2520005770), (10, 2016004616), (16, 1260002885), (20, 1008002308), (40, 504001154), (61, 330492560), (80, 252000577), (122, 165246280), (244, 82623140), (305, 66098512), (488, 41311570), (610, 33049256), (631, 31949360), (976, 20655785), (1220, 16524628), (1262, 15974680), (2440, 8262314), (2524, 7987340), (3155, 6389872), (4880, 4131157), (5048, 3993670), (6310, 3194936), (6547, 3079280), (10096, 1996835), (12620, 1597468), (13094, 1539640), (25240, 798734), (26188, 769820), (32735, 615856), (38491, 523760), (50480, 399367), (52376, 384910), (65470, 307928), (76982, 261880), (104752, 192455), (130940, 153964)]