129306580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:377

約数の個数: 96

約数和(自身を含む): 307980288

約数和(自身を除く): 178673708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 61, 62, 65, 122, 124, 130, 155, 244, 260, 263, 305, 310, 403, 526, 610, 620, 793, 806, 1052, 1220, 1315, 1586, 1612, 1891, 2015, 2630, 3172, 3419, 3782, 3965, 4030, 5260, 6838, 7564, 7930, 8060, 8153, 9455, 13676, 15860, 16043, 16306, 17095, 18910, 24583, 32086, 32612, 34190, 37820, 40765, 49166, 64172, 68380, 80215, 81530, 98332, 105989, 122915, 160430, 163060, 208559, 211978, 245830, 320860, 417118, 423956, 491660, 497333, 529945, 834236, 994666, 1042795, 1059890, 1989332, 2085590, 2119780, 2486665, 4171180, 4973330, 6465329, 9946660, 12930658, 25861316, 32326645, 64653290, 129306580]

約数ペア:

[(1, 129306580), (2, 64653290), (4, 32326645), (5, 25861316), (10, 12930658), (13, 9946660), (20, 6465329), (26, 4973330), (31, 4171180), (52, 2486665), (61, 2119780), (62, 2085590), (65, 1989332), (122, 1059890), (124, 1042795), (130, 994666), (155, 834236), (244, 529945), (260, 497333), (263, 491660), (305, 423956), (310, 417118), (403, 320860), (526, 245830), (610, 211978), (620, 208559), (793, 163060), (806, 160430), (1052, 122915), (1220, 105989), (1315, 98332), (1586, 81530), (1612, 80215), (1891, 68380), (2015, 64172), (2630, 49166), (3172, 40765), (3419, 37820), (3782, 34190), (3965, 32612), (4030, 32086), (5260, 24583), (6838, 18910), (7564, 17095), (7930, 16306), (8060, 16043), (8153, 15860), (9455, 13676)]