54882920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 127491840

約数和(自身を除く): 72608920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 83, 122, 166, 244, 271, 305, 332, 415, 488, 542, 610, 664, 830, 1084, 1220, 1355, 1660, 2168, 2440, 2710, 3320, 5063, 5420, 10126, 10840, 16531, 20252, 22493, 25315, 33062, 40504, 44986, 50630, 66124, 82655, 89972, 101260, 112465, 132248, 165310, 179944, 202520, 224930, 330620, 449860, 661240, 899720, 1372073, 2744146, 5488292, 6860365, 10976584, 13720730, 27441460, 54882920]

約数ペア:

[(1, 54882920), (2, 27441460), (4, 13720730), (5, 10976584), (8, 6860365), (10, 5488292), (20, 2744146), (40, 1372073), (61, 899720), (83, 661240), (122, 449860), (166, 330620), (244, 224930), (271, 202520), (305, 179944), (332, 165310), (415, 132248), (488, 112465), (542, 101260), (610, 89972), (664, 82655), (830, 66124), (1084, 50630), (1220, 44986), (1355, 40504), (1660, 33062), (2168, 25315), (2440, 22493), (2710, 20252), (3320, 16531), (5063, 10840), (5420, 10126)]