40489085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 64447488

約数和(自身を除く): 23958403

約数列:

[1, 5, 7, 13, 23, 35, 53, 65, 73, 91, 115, 161, 265, 299, 365, 371, 455, 511, 689, 805, 949, 1219, 1495, 1679, 1855, 2093, 2555, 3445, 3869, 4745, 4823, 6095, 6643, 8395, 8533, 10465, 11753, 15847, 19345, 21827, 24115, 27083, 33215, 42665, 50297, 58765, 79235, 88987, 109135, 110929, 135415, 152789, 251485, 352079, 444935, 554645, 622909, 763945, 1156831, 1760395, 3114545, 5784155, 8097817, 40489085]

約数ペア:

[(1, 40489085), (5, 8097817), (7, 5784155), (13, 3114545), (23, 1760395), (35, 1156831), (53, 763945), (65, 622909), (73, 554645), (91, 444935), (115, 352079), (161, 251485), (265, 152789), (299, 135415), (365, 110929), (371, 109135), (455, 88987), (511, 79235), (689, 58765), (805, 50297), (949, 42665), (1219, 33215), (1495, 27083), (1679, 24115), (1855, 21827), (2093, 19345), (2555, 15847), (3445, 11753), (3869, 10465), (4745, 8533), (4823, 8395), (6095, 6643)]