420050052

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{257}}^1\times {\mathrm{547}}^1$

素因数の和:897

約数の個数: 72

約数和(自身を含む): 1080739296

約数和(自身を除く): 660689244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 257, 332, 498, 514, 547, 747, 771, 996, 1028, 1094, 1494, 1542, 1641, 2188, 2313, 2988, 3084, 3282, 4626, 4923, 6564, 9252, 9846, 19692, 21331, 42662, 45401, 63993, 85324, 90802, 127986, 136203, 140579, 181604, 191979, 255972, 272406, 281158, 383958, 408609, 421737, 544812, 562316, 767916, 817218, 843474, 1265211, 1634436, 1686948, 2530422, 5060844, 11668057, 23336114, 35004171, 46672228, 70008342, 105012513, 140016684, 210025026, 420050052]

約数ペア:

[(1, 420050052), (2, 210025026), (3, 140016684), (4, 105012513), (6, 70008342), (9, 46672228), (12, 35004171), (18, 23336114), (36, 11668057), (83, 5060844), (166, 2530422), (249, 1686948), (257, 1634436), (332, 1265211), (498, 843474), (514, 817218), (547, 767916), (747, 562316), (771, 544812), (996, 421737), (1028, 408609), (1094, 383958), (1494, 281158), (1542, 272406), (1641, 255972), (2188, 191979), (2313, 181604), (2988, 140579), (3084, 136203), (3282, 127986), (4626, 90802), (4923, 85324), (6564, 63993), (9252, 45401), (9846, 42662), (19692, 21331)]