49101520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1580

約数の個数: 80

約数和(自身を含む): 126991872

約数和(自身を除く): 77890352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1523, 1612, 2015, 2480, 3046, 3224, 4030, 6092, 6448, 7615, 8060, 12184, 15230, 16120, 19799, 24368, 30460, 32240, 39598, 47213, 60920, 79196, 94426, 98995, 121840, 158392, 188852, 197990, 236065, 316784, 377704, 395980, 472130, 613769, 755408, 791960, 944260, 1227538, 1583920, 1888520, 2455076, 3068845, 3777040, 4910152, 6137690, 9820304, 12275380, 24550760, 49101520]

約数ペア:

[(1, 49101520), (2, 24550760), (4, 12275380), (5, 9820304), (8, 6137690), (10, 4910152), (13, 3777040), (16, 3068845), (20, 2455076), (26, 1888520), (31, 1583920), (40, 1227538), (52, 944260), (62, 791960), (65, 755408), (80, 613769), (104, 472130), (124, 395980), (130, 377704), (155, 316784), (208, 236065), (248, 197990), (260, 188852), (310, 158392), (403, 121840), (496, 98995), (520, 94426), (620, 79196), (806, 60920), (1040, 47213), (1240, 39598), (1523, 32240), (1612, 30460), (2015, 24368), (2480, 19799), (3046, 16120), (3224, 15230), (4030, 12184), (6092, 8060), (6448, 7615)]