85134820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1427}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 189524160

約数和(自身を除く): 104389340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 157, 190, 314, 380, 628, 785, 1427, 1570, 2854, 2983, 3140, 5708, 5966, 7135, 11932, 14270, 14915, 27113, 28540, 29830, 54226, 59660, 108452, 135565, 224039, 271130, 448078, 542260, 896156, 1120195, 2240390, 4256741, 4480780, 8513482, 17026964, 21283705, 42567410, 85134820]

約数ペア:

[(1, 85134820), (2, 42567410), (4, 21283705), (5, 17026964), (10, 8513482), (19, 4480780), (20, 4256741), (38, 2240390), (76, 1120195), (95, 896156), (157, 542260), (190, 448078), (314, 271130), (380, 224039), (628, 135565), (785, 108452), (1427, 59660), (1570, 54226), (2854, 29830), (2983, 28540), (3140, 27113), (5708, 14915), (5966, 14270), (7135, 11932)]