61665704680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1\times {\mathrm{1093}}^1$

素因数の和:1571

約数の個数: 128

約数和(自身を含む): 144731473920

約数和(自身を除く): 83065769240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 173, 248, 263, 310, 346, 526, 620, 692, 865, 1052, 1093, 1240, 1315, 1384, 1730, 2104, 2186, 2630, 3460, 4372, 5260, 5363, 5465, 6920, 8153, 8744, 10520, 10726, 10930, 16306, 21452, 21860, 26815, 32612, 33883, 40765, 42904, 43720, 45499, 53630, 65224, 67766, 81530, 90998, 107260, 135532, 163060, 169415, 181996, 189089, 214520, 227495, 271064, 287459, 326120, 338830, 363992, 378178, 454990, 574918, 677660, 756356, 909980, 945445, 1149836, 1355320, 1410469, 1437295, 1512712, 1819960, 1890890, 2299672, 2820938, 2874590, 3781780, 5641876, 5749180, 5861759, 7052345, 7563560, 8911229, 11283752, 11498360, 11723518, 14104690, 17822458, 23447036, 28209380, 29308795, 35644916, 44556145, 46894072, 49730407, 56418760, 58617590, 71289832, 89112290, 99460814, 117235180, 178224580, 198921628, 234470360, 248652035, 356449160, 397843256, 497304070, 994608140, 1541642617, 1989216280, 3083285234, 6166570468, 7708213085, 12333140936, 15416426170, 30832852340, 61665704680]

約数ペア:

[(1, 61665704680), (2, 30832852340), (4, 15416426170), (5, 12333140936), (8, 7708213085), (10, 6166570468), (20, 3083285234), (31, 1989216280), (40, 1541642617), (62, 994608140), (124, 497304070), (155, 397843256), (173, 356449160), (248, 248652035), (263, 234470360), (310, 198921628), (346, 178224580), (526, 117235180), (620, 99460814), (692, 89112290), (865, 71289832), (1052, 58617590), (1093, 56418760), (1240, 49730407), (1315, 46894072), (1384, 44556145), (1730, 35644916), (2104, 29308795), (2186, 28209380), (2630, 23447036), (3460, 17822458), (4372, 14104690), (5260, 11723518), (5363, 11498360), (5465, 11283752), (6920, 8911229), (8153, 7563560), (8744, 7052345), (10520, 5861759), (10726, 5749180), (10930, 5641876), (16306, 3781780), (21452, 2874590), (21860, 2820938), (26815, 2299672), (32612, 1890890), (33883, 1819960), (40765, 1512712), (42904, 1437295), (43720, 1410469), (45499, 1355320), (53630, 1149836), (65224, 945445), (67766, 909980), (81530, 756356), (90998, 677660), (107260, 574918), (135532, 454990), (163060, 378178), (169415, 363992), (181996, 338830), (189089, 326120), (214520, 287459), (227495, 271064)]