42331120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 120

約数和(自身を含む): 111100032

約数和(自身を除く): 68768912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 101, 104, 124, 130, 155, 169, 202, 208, 248, 260, 310, 338, 403, 404, 496, 505, 520, 620, 676, 806, 808, 845, 1010, 1040, 1240, 1313, 1352, 1612, 1616, 1690, 2015, 2020, 2480, 2626, 2704, 3131, 3224, 3380, 4030, 4040, 5239, 5252, 6262, 6448, 6565, 6760, 8060, 8080, 10478, 10504, 12524, 13130, 13520, 15655, 16120, 17069, 20956, 21008, 25048, 26195, 26260, 31310, 32240, 34138, 40703, 41912, 50096, 52390, 52520, 62620, 68276, 81406, 83824, 85345, 104780, 105040, 125240, 136552, 162812, 170690, 203515, 209560, 250480, 273104, 325624, 341380, 407030, 419120, 529139, 651248, 682760, 814060, 1058278, 1365520, 1628120, 2116556, 2645695, 3256240, 4233112, 5291390, 8466224, 10582780, 21165560, 42331120]

約数ペア:

[(1, 42331120), (2, 21165560), (4, 10582780), (5, 8466224), (8, 5291390), (10, 4233112), (13, 3256240), (16, 2645695), (20, 2116556), (26, 1628120), (31, 1365520), (40, 1058278), (52, 814060), (62, 682760), (65, 651248), (80, 529139), (101, 419120), (104, 407030), (124, 341380), (130, 325624), (155, 273104), (169, 250480), (202, 209560), (208, 203515), (248, 170690), (260, 162812), (310, 136552), (338, 125240), (403, 105040), (404, 104780), (496, 85345), (505, 83824), (520, 81406), (620, 68276), (676, 62620), (806, 52520), (808, 52390), (845, 50096), (1010, 41912), (1040, 40703), (1240, 34138), (1313, 32240), (1352, 31310), (1612, 26260), (1616, 26195), (1690, 25048), (2015, 21008), (2020, 20956), (2480, 17069), (2626, 16120), (2704, 15655), (3131, 13520), (3224, 13130), (3380, 12524), (4030, 10504), (4040, 10478), (5239, 8080), (5252, 8060), (6262, 6760), (6448, 6565)]