79039120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:772

約数の個数: 80

約数和(自身を含む): 197063280

約数和(自身を除く): 118024160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 89, 136, 170, 178, 272, 340, 356, 445, 653, 680, 712, 890, 1306, 1360, 1424, 1513, 1780, 2612, 3026, 3265, 3560, 5224, 6052, 6530, 7120, 7565, 10448, 11101, 12104, 13060, 15130, 22202, 24208, 26120, 30260, 44404, 52240, 55505, 58117, 60520, 88808, 111010, 116234, 121040, 177616, 222020, 232468, 290585, 444040, 464936, 581170, 888080, 929872, 987989, 1162340, 1975978, 2324680, 3951956, 4649360, 4939945, 7903912, 9879890, 15807824, 19759780, 39519560, 79039120]

約数ペア:

[(1, 79039120), (2, 39519560), (4, 19759780), (5, 15807824), (8, 9879890), (10, 7903912), (16, 4939945), (17, 4649360), (20, 3951956), (34, 2324680), (40, 1975978), (68, 1162340), (80, 987989), (85, 929872), (89, 888080), (136, 581170), (170, 464936), (178, 444040), (272, 290585), (340, 232468), (356, 222020), (445, 177616), (653, 121040), (680, 116234), (712, 111010), (890, 88808), (1306, 60520), (1360, 58117), (1424, 55505), (1513, 52240), (1780, 44404), (2612, 30260), (3026, 26120), (3265, 24208), (3560, 22202), (5224, 15130), (6052, 13060), (6530, 12104), (7120, 11101), (7565, 10448)]