7866560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 112

約数和(自身を含む): 21165312

約数和(自身を除く): 13298752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 61, 62, 64, 65, 80, 104, 122, 124, 130, 155, 160, 208, 244, 248, 260, 305, 310, 320, 403, 416, 488, 496, 520, 610, 620, 793, 806, 832, 976, 992, 1040, 1220, 1240, 1586, 1612, 1891, 1952, 1984, 2015, 2080, 2440, 2480, 3172, 3224, 3782, 3904, 3965, 4030, 4160, 4880, 4960, 6344, 6448, 7564, 7930, 8060, 9455, 9760, 9920, 12688, 12896, 15128, 15860, 16120, 18910, 19520, 24583, 25376, 25792, 30256, 31720, 32240, 37820, 49166, 50752, 60512, 63440, 64480, 75640, 98332, 121024, 122915, 126880, 128960, 151280, 196664, 245830, 253760, 302560, 393328, 491660, 605120, 786656, 983320, 1573312, 1966640, 3933280, 7866560]

約数ペア:

[(1, 7866560), (2, 3933280), (4, 1966640), (5, 1573312), (8, 983320), (10, 786656), (13, 605120), (16, 491660), (20, 393328), (26, 302560), (31, 253760), (32, 245830), (40, 196664), (52, 151280), (61, 128960), (62, 126880), (64, 122915), (65, 121024), (80, 98332), (104, 75640), (122, 64480), (124, 63440), (130, 60512), (155, 50752), (160, 49166), (208, 37820), (244, 32240), (248, 31720), (260, 30256), (305, 25792), (310, 25376), (320, 24583), (403, 19520), (416, 18910), (488, 16120), (496, 15860), (520, 15128), (610, 12896), (620, 12688), (793, 9920), (806, 9760), (832, 9455), (976, 8060), (992, 7930), (1040, 7564), (1220, 6448), (1240, 6344), (1586, 4960), (1612, 4880), (1891, 4160), (1952, 4030), (1984, 3965), (2015, 3904), (2080, 3782), (2440, 3224), (2480, 3172)]