27767480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{797}}^1$

素因数の和:888

約数の個数: 64

約数和(自身を含む): 68372640

約数和(自身を除く): 40605160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 797, 871, 1340, 1594, 1742, 2680, 3188, 3484, 3985, 4355, 6376, 6968, 7970, 8710, 10361, 15940, 17420, 20722, 31880, 34840, 41444, 51805, 53399, 82888, 103610, 106798, 207220, 213596, 266995, 414440, 427192, 533990, 694187, 1067980, 1388374, 2135960, 2776748, 3470935, 5553496, 6941870, 13883740, 27767480]

約数ペア:

[(1, 27767480), (2, 13883740), (4, 6941870), (5, 5553496), (8, 3470935), (10, 2776748), (13, 2135960), (20, 1388374), (26, 1067980), (40, 694187), (52, 533990), (65, 427192), (67, 414440), (104, 266995), (130, 213596), (134, 207220), (260, 106798), (268, 103610), (335, 82888), (520, 53399), (536, 51805), (670, 41444), (797, 34840), (871, 31880), (1340, 20722), (1594, 17420), (1742, 15940), (2680, 10361), (3188, 8710), (3484, 7970), (3985, 6968), (4355, 6376)]