51631720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10847}}^1$

素因数の和:10882

約数の個数: 64

約数和(自身を含む): 140590080

約数和(自身を除く): 88958360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 10847, 21694, 43388, 54235, 75929, 86776, 108470, 151858, 184399, 216940, 303716, 368798, 379645, 433880, 607432, 737596, 759290, 921995, 1290793, 1475192, 1518580, 1843990, 2581586, 3037160, 3687980, 5163172, 6453965, 7375960, 10326344, 12907930, 25815860, 51631720]

約数ペア:

[(1, 51631720), (2, 25815860), (4, 12907930), (5, 10326344), (7, 7375960), (8, 6453965), (10, 5163172), (14, 3687980), (17, 3037160), (20, 2581586), (28, 1843990), (34, 1518580), (35, 1475192), (40, 1290793), (56, 921995), (68, 759290), (70, 737596), (85, 607432), (119, 433880), (136, 379645), (140, 368798), (170, 303716), (238, 216940), (280, 184399), (340, 151858), (476, 108470), (595, 86776), (680, 75929), (952, 54235), (1190, 43388), (2380, 21694), (4760, 10847)]