19917362325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{40231}}^1$

素因数の和:40315

約数の個数: 96

約数和(自身を含む): 40229425152

約数和(自身を除く): 20312062827

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 41, 69, 75, 105, 115, 123, 161, 175, 205, 287, 345, 483, 525, 575, 615, 805, 861, 943, 1025, 1435, 1725, 2415, 2829, 3075, 4025, 4305, 4715, 6601, 7175, 12075, 14145, 19803, 21525, 23575, 33005, 40231, 70725, 99015, 120693, 165025, 201155, 281617, 495075, 603465, 844851, 925313, 1005775, 1408085, 1649471, 2775939, 3017325, 4224255, 4626565, 4948413, 6477191, 7040425, 8247355, 11546297, 13879695, 19431573, 21121275, 23132825, 24742065, 32385955, 34638891, 37937833, 41236775, 57731485, 69398475, 97157865, 113813499, 123710325, 161929775, 173194455, 189689165, 265564831, 288657425, 485789325, 569067495, 796694493, 865972275, 948445825, 1327824155, 2845337475, 3983472465, 6639120775, 19917362325]

約数ペア:

[(1, 19917362325), (3, 6639120775), (5, 3983472465), (7, 2845337475), (15, 1327824155), (21, 948445825), (23, 865972275), (25, 796694493), (35, 569067495), (41, 485789325), (69, 288657425), (75, 265564831), (105, 189689165), (115, 173194455), (123, 161929775), (161, 123710325), (175, 113813499), (205, 97157865), (287, 69398475), (345, 57731485), (483, 41236775), (525, 37937833), (575, 34638891), (615, 32385955), (805, 24742065), (861, 23132825), (943, 21121275), (1025, 19431573), (1435, 13879695), (1725, 11546297), (2415, 8247355), (2829, 7040425), (3075, 6477191), (4025, 4948413), (4305, 4626565), (4715, 4224255), (6601, 3017325), (7175, 2775939), (12075, 1649471), (14145, 1408085), (19803, 1005775), (21525, 925313), (23575, 844851), (33005, 603465), (40231, 495075), (70725, 281617), (99015, 201155), (120693, 165025)]