1640604448

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{25343}}^1$

素因数の和:25394

約数の個数: 72

約数和(自身を含む): 3921426432

約数和(自身を除く): 2280821984

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 289, 476, 544, 578, 952, 1156, 1904, 2023, 2312, 3808, 4046, 4624, 8092, 9248, 16184, 25343, 32368, 50686, 64736, 101372, 177401, 202744, 354802, 405488, 430831, 709604, 810976, 861662, 1419208, 1723324, 2838416, 3015817, 3446648, 5676832, 6031634, 6893296, 7324127, 12063268, 13786592, 14648254, 24126536, 29296508, 48253072, 51268889, 58593016, 96506144, 102537778, 117186032, 205075556, 234372064, 410151112, 820302224, 1640604448]

約数ペア:

[(1, 1640604448), (2, 820302224), (4, 410151112), (7, 234372064), (8, 205075556), (14, 117186032), (16, 102537778), (17, 96506144), (28, 58593016), (32, 51268889), (34, 48253072), (56, 29296508), (68, 24126536), (112, 14648254), (119, 13786592), (136, 12063268), (224, 7324127), (238, 6893296), (272, 6031634), (289, 5676832), (476, 3446648), (544, 3015817), (578, 2838416), (952, 1723324), (1156, 1419208), (1904, 861662), (2023, 810976), (2312, 709604), (3808, 430831), (4046, 405488), (4624, 354802), (8092, 202744), (9248, 177401), (16184, 101372), (25343, 64736), (32368, 50686)]