1591954780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{751}}^1$

素因数の和:1067

約数の個数: 96

約数和(自身を含む): 3735502848

約数和(自身を除く): 2143548068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 263, 310, 403, 526, 620, 751, 806, 1052, 1315, 1502, 1612, 2015, 2630, 3004, 3419, 3755, 4030, 5260, 6838, 7510, 8060, 8153, 9763, 13676, 15020, 16306, 17095, 19526, 23281, 32612, 34190, 39052, 40765, 46562, 48815, 68380, 81530, 93124, 97630, 105989, 116405, 163060, 195260, 197513, 211978, 232810, 302653, 395026, 423956, 465620, 529945, 605306, 790052, 987565, 1059890, 1210612, 1513265, 1975130, 2119780, 2567669, 3026530, 3950260, 5135338, 6053060, 6122903, 10270676, 12245806, 12838345, 24491612, 25676690, 30614515, 51353380, 61229030, 79597739, 122458060, 159195478, 318390956, 397988695, 795977390, 1591954780]

約数ペア:

[(1, 1591954780), (2, 795977390), (4, 397988695), (5, 318390956), (10, 159195478), (13, 122458060), (20, 79597739), (26, 61229030), (31, 51353380), (52, 30614515), (62, 25676690), (65, 24491612), (124, 12838345), (130, 12245806), (155, 10270676), (260, 6122903), (263, 6053060), (310, 5135338), (403, 3950260), (526, 3026530), (620, 2567669), (751, 2119780), (806, 1975130), (1052, 1513265), (1315, 1210612), (1502, 1059890), (1612, 987565), (2015, 790052), (2630, 605306), (3004, 529945), (3419, 465620), (3755, 423956), (4030, 395026), (5260, 302653), (6838, 232810), (7510, 211978), (8060, 197513), (8153, 195260), (9763, 163060), (13676, 116405), (15020, 105989), (16306, 97630), (17095, 93124), (19526, 81530), (23281, 68380), (32612, 48815), (34190, 46562), (39052, 40765)]