71731520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1088

約数の個数: 112

約数和(自身を含む): 201704448

約数和(自身を除く): 129972928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1033, 1085, 1120, 1240, 1736, 1984, 2066, 2170, 2240, 2480, 3472, 4132, 4340, 4960, 5165, 6944, 7231, 8264, 8680, 9920, 10330, 13888, 14462, 16528, 17360, 20660, 28924, 32023, 33056, 34720, 36155, 41320, 57848, 64046, 66112, 69440, 72310, 82640, 115696, 128092, 144620, 160115, 165280, 224161, 231392, 256184, 289240, 320230, 330560, 448322, 462784, 512368, 578480, 640460, 896644, 1024736, 1120805, 1156960, 1280920, 1793288, 2049472, 2241610, 2313920, 2561840, 3586576, 4483220, 5123680, 7173152, 8966440, 10247360, 14346304, 17932880, 35865760, 71731520]

約数ペア:

[(1, 71731520), (2, 35865760), (4, 17932880), (5, 14346304), (7, 10247360), (8, 8966440), (10, 7173152), (14, 5123680), (16, 4483220), (20, 3586576), (28, 2561840), (31, 2313920), (32, 2241610), (35, 2049472), (40, 1793288), (56, 1280920), (62, 1156960), (64, 1120805), (70, 1024736), (80, 896644), (112, 640460), (124, 578480), (140, 512368), (155, 462784), (160, 448322), (217, 330560), (224, 320230), (248, 289240), (280, 256184), (310, 231392), (320, 224161), (434, 165280), (448, 160115), (496, 144620), (560, 128092), (620, 115696), (868, 82640), (992, 72310), (1033, 69440), (1085, 66112), (1120, 64046), (1240, 57848), (1736, 41320), (1984, 36155), (2066, 34720), (2170, 33056), (2240, 32023), (2480, 28924), (3472, 20660), (4132, 17360), (4340, 16528), (4960, 14462), (5165, 13888), (6944, 10330), (7231, 9920), (8264, 8680)]