10306400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1024

約数の個数: 72

約数和(自身を含む): 27123264

約数和(自身を除く): 16816864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 991, 1040, 1300, 1982, 2080, 2600, 3964, 4955, 5200, 7928, 9910, 10400, 12883, 15856, 19820, 24775, 25766, 31712, 39640, 49550, 51532, 64415, 79280, 99100, 103064, 128830, 158560, 198200, 206128, 257660, 322075, 396400, 412256, 515320, 644150, 792800, 1030640, 1288300, 2061280, 2576600, 5153200, 10306400]

約数ペア:

[(1, 10306400), (2, 5153200), (4, 2576600), (5, 2061280), (8, 1288300), (10, 1030640), (13, 792800), (16, 644150), (20, 515320), (25, 412256), (26, 396400), (32, 322075), (40, 257660), (50, 206128), (52, 198200), (65, 158560), (80, 128830), (100, 103064), (104, 99100), (130, 79280), (160, 64415), (200, 51532), (208, 49550), (260, 39640), (325, 31712), (400, 25766), (416, 24775), (520, 19820), (650, 15856), (800, 12883), (991, 10400), (1040, 9910), (1300, 7928), (1982, 5200), (2080, 4955), (2600, 3964)]