42105440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:712

約数の個数: 96

約数和(自身を含む): 110750976

約数和(自身を除く): 68645536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 653, 806, 992, 1040, 1240, 1306, 1612, 2015, 2080, 2480, 2612, 3224, 3265, 4030, 4960, 5224, 6448, 6530, 8060, 8489, 10448, 12896, 13060, 16120, 16978, 20243, 20896, 26120, 32240, 33956, 40486, 42445, 52240, 64480, 67912, 80972, 84890, 101215, 104480, 135824, 161944, 169780, 202430, 263159, 271648, 323888, 339560, 404860, 526318, 647776, 679120, 809720, 1052636, 1315795, 1358240, 1619440, 2105272, 2631590, 3238880, 4210544, 5263180, 8421088, 10526360, 21052720, 42105440]

約数ペア:

[(1, 42105440), (2, 21052720), (4, 10526360), (5, 8421088), (8, 5263180), (10, 4210544), (13, 3238880), (16, 2631590), (20, 2105272), (26, 1619440), (31, 1358240), (32, 1315795), (40, 1052636), (52, 809720), (62, 679120), (65, 647776), (80, 526318), (104, 404860), (124, 339560), (130, 323888), (155, 271648), (160, 263159), (208, 202430), (248, 169780), (260, 161944), (310, 135824), (403, 104480), (416, 101215), (496, 84890), (520, 80972), (620, 67912), (653, 64480), (806, 52240), (992, 42445), (1040, 40486), (1240, 33956), (1306, 32240), (1612, 26120), (2015, 20896), (2080, 20243), (2480, 16978), (2612, 16120), (3224, 13060), (3265, 12896), (4030, 10448), (4960, 8489), (5224, 8060), (6448, 6530)]