82173520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{653}}^1$

素因数の和:701

約数の個数: 120

約数和(自身を含む): 226501128

約数和(自身を除く): 144327608

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 121, 130, 143, 176, 208, 220, 242, 260, 286, 440, 484, 520, 572, 605, 653, 715, 880, 968, 1040, 1144, 1210, 1306, 1430, 1573, 1936, 2288, 2420, 2612, 2860, 3146, 3265, 4840, 5224, 5720, 6292, 6530, 7183, 7865, 8489, 9680, 10448, 11440, 12584, 13060, 14366, 15730, 16978, 25168, 26120, 28732, 31460, 33956, 35915, 42445, 52240, 57464, 62920, 67912, 71830, 79013, 84890, 93379, 114928, 125840, 135824, 143660, 158026, 169780, 186758, 287320, 316052, 339560, 373516, 395065, 466895, 574640, 632104, 679120, 747032, 790130, 933790, 1027169, 1264208, 1494064, 1580260, 1867580, 2054338, 3160520, 3735160, 4108676, 5135845, 6321040, 7470320, 8217352, 10271690, 16434704, 20543380, 41086760, 82173520]

約数ペア:

[(1, 82173520), (2, 41086760), (4, 20543380), (5, 16434704), (8, 10271690), (10, 8217352), (11, 7470320), (13, 6321040), (16, 5135845), (20, 4108676), (22, 3735160), (26, 3160520), (40, 2054338), (44, 1867580), (52, 1580260), (55, 1494064), (65, 1264208), (80, 1027169), (88, 933790), (104, 790130), (110, 747032), (121, 679120), (130, 632104), (143, 574640), (176, 466895), (208, 395065), (220, 373516), (242, 339560), (260, 316052), (286, 287320), (440, 186758), (484, 169780), (520, 158026), (572, 143660), (605, 135824), (653, 125840), (715, 114928), (880, 93379), (968, 84890), (1040, 79013), (1144, 71830), (1210, 67912), (1306, 62920), (1430, 57464), (1573, 52240), (1936, 42445), (2288, 35915), (2420, 33956), (2612, 31460), (2860, 28732), (3146, 26120), (3265, 25168), (4840, 16978), (5224, 15730), (5720, 14366), (6292, 13060), (6530, 12584), (7183, 11440), (7865, 10448), (8489, 9680)]