72013240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1753}}^1$

素因数の和:1856

約数の個数: 64

約数和(自身を含む): 176803200

約数和(自身を除く): 104789960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 1753, 2054, 3160, 3506, 4108, 5135, 7012, 8216, 8765, 10270, 14024, 17530, 20540, 22789, 35060, 41080, 45578, 70120, 91156, 113945, 138487, 182312, 227890, 276974, 455780, 553948, 692435, 911560, 1107896, 1384870, 1800331, 2769740, 3600662, 5539480, 7201324, 9001655, 14402648, 18003310, 36006620, 72013240]

約数ペア:

[(1, 72013240), (2, 36006620), (4, 18003310), (5, 14402648), (8, 9001655), (10, 7201324), (13, 5539480), (20, 3600662), (26, 2769740), (40, 1800331), (52, 1384870), (65, 1107896), (79, 911560), (104, 692435), (130, 553948), (158, 455780), (260, 276974), (316, 227890), (395, 182312), (520, 138487), (632, 113945), (790, 91156), (1027, 70120), (1580, 45578), (1753, 41080), (2054, 35060), (3160, 22789), (3506, 20540), (4108, 17530), (5135, 14024), (7012, 10270), (8216, 8765)]