74373980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 180532800

約数和(自身を除く): 106158820

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 29, 34, 38, 58, 68, 76, 85, 95, 116, 145, 170, 190, 290, 323, 340, 380, 397, 493, 551, 580, 646, 794, 986, 1102, 1292, 1588, 1615, 1972, 1985, 2204, 2465, 2755, 3230, 3970, 4930, 5510, 6460, 6749, 7543, 7940, 9367, 9860, 11020, 11513, 13498, 15086, 18734, 23026, 26996, 30172, 33745, 37468, 37715, 46052, 46835, 57565, 67490, 75430, 93670, 115130, 128231, 134980, 150860, 187340, 195721, 218747, 230260, 256462, 391442, 437494, 512924, 641155, 782884, 874988, 978605, 1093735, 1282310, 1957210, 2187470, 2564620, 3718699, 3914420, 4374940, 7437398, 14874796, 18593495, 37186990, 74373980]

約数ペア:

[(1, 74373980), (2, 37186990), (4, 18593495), (5, 14874796), (10, 7437398), (17, 4374940), (19, 3914420), (20, 3718699), (29, 2564620), (34, 2187470), (38, 1957210), (58, 1282310), (68, 1093735), (76, 978605), (85, 874988), (95, 782884), (116, 641155), (145, 512924), (170, 437494), (190, 391442), (290, 256462), (323, 230260), (340, 218747), (380, 195721), (397, 187340), (493, 150860), (551, 134980), (580, 128231), (646, 115130), (794, 93670), (986, 75430), (1102, 67490), (1292, 57565), (1588, 46835), (1615, 46052), (1972, 37715), (1985, 37468), (2204, 33745), (2465, 30172), (2755, 26996), (3230, 23026), (3970, 18734), (4930, 15086), (5510, 13498), (6460, 11513), (6749, 11020), (7543, 9860), (7940, 9367)]