103689680840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{203969}}^1$

素因数の和:204230

約数の個数: 64

約数和(自身を含む): 237910608000

約数和(自身を除く): 134220927160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 179, 284, 355, 358, 568, 710, 716, 895, 1420, 1432, 1790, 2840, 3580, 7160, 12709, 25418, 50836, 63545, 101672, 127090, 203969, 254180, 407938, 508360, 815876, 1019845, 1631752, 2039690, 4079380, 8158760, 14481799, 28963598, 36510451, 57927196, 72408995, 73020902, 115854392, 144817990, 146041804, 182552255, 289635980, 292083608, 365104510, 579271960, 730209020, 1460418040, 2592242021, 5184484042, 10368968084, 12961210105, 20737936168, 25922420210, 51844840420, 103689680840]

約数ペア:

[(1, 103689680840), (2, 51844840420), (4, 25922420210), (5, 20737936168), (8, 12961210105), (10, 10368968084), (20, 5184484042), (40, 2592242021), (71, 1460418040), (142, 730209020), (179, 579271960), (284, 365104510), (355, 292083608), (358, 289635980), (568, 182552255), (710, 146041804), (716, 144817990), (895, 115854392), (1420, 73020902), (1432, 72408995), (1790, 57927196), (2840, 36510451), (3580, 28963598), (7160, 14481799), (12709, 8158760), (25418, 4079380), (50836, 2039690), (63545, 1631752), (101672, 1019845), (127090, 815876), (203969, 508360), (254180, 407938)]