86435440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:447

約数の個数: 160

約数和(自身を含む): 255983616

約数和(自身を除く): 169548176

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 383, 403, 434, 455, 496, 520, 560, 620, 728, 766, 806, 868, 910, 1040, 1085, 1240, 1456, 1532, 1612, 1736, 1820, 1915, 2015, 2170, 2480, 2681, 2821, 3064, 3224, 3472, 3640, 3830, 4030, 4340, 4979, 5362, 5642, 6128, 6448, 7280, 7660, 8060, 8680, 9958, 10724, 11284, 11873, 13405, 14105, 15320, 16120, 17360, 19916, 21448, 22568, 23746, 24895, 26810, 28210, 30640, 32240, 34853, 39832, 42896, 45136, 47492, 49790, 53620, 56420, 59365, 69706, 79664, 83111, 94984, 99580, 107240, 112840, 118730, 139412, 154349, 166222, 174265, 189968, 199160, 214480, 225680, 237460, 278824, 308698, 332444, 348530, 398320, 415555, 474920, 557648, 617396, 664888, 697060, 771745, 831110, 949840, 1080443, 1234792, 1329776, 1394120, 1543490, 1662220, 2160886, 2469584, 2788240, 3086980, 3324440, 4321772, 5402215, 6173960, 6648880, 8643544, 10804430, 12347920, 17287088, 21608860, 43217720, 86435440]

約数ペア:

[(1, 86435440), (2, 43217720), (4, 21608860), (5, 17287088), (7, 12347920), (8, 10804430), (10, 8643544), (13, 6648880), (14, 6173960), (16, 5402215), (20, 4321772), (26, 3324440), (28, 3086980), (31, 2788240), (35, 2469584), (40, 2160886), (52, 1662220), (56, 1543490), (62, 1394120), (65, 1329776), (70, 1234792), (80, 1080443), (91, 949840), (104, 831110), (112, 771745), (124, 697060), (130, 664888), (140, 617396), (155, 557648), (182, 474920), (208, 415555), (217, 398320), (248, 348530), (260, 332444), (280, 308698), (310, 278824), (364, 237460), (383, 225680), (403, 214480), (434, 199160), (455, 189968), (496, 174265), (520, 166222), (560, 154349), (620, 139412), (728, 118730), (766, 112840), (806, 107240), (868, 99580), (910, 94984), (1040, 83111), (1085, 79664), (1240, 69706), (1456, 59365), (1532, 56420), (1612, 53620), (1736, 49790), (1820, 47492), (1915, 45136), (2015, 42896), (2170, 39832), (2480, 34853), (2681, 32240), (2821, 30640), (3064, 28210), (3224, 26810), (3472, 24895), (3640, 23746), (3830, 22568), (4030, 21448), (4340, 19916), (4979, 17360), (5362, 16120), (5642, 15320), (6128, 14105), (6448, 13405), (7280, 11873), (7660, 11284), (8060, 10724), (8680, 9958)]