25611810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 76032000

約数和(自身を除く): 50420190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 49, 57, 70, 95, 98, 105, 114, 131, 133, 147, 190, 210, 245, 262, 266, 285, 294, 343, 393, 399, 490, 570, 655, 665, 686, 735, 786, 798, 917, 931, 1029, 1310, 1330, 1470, 1715, 1834, 1862, 1965, 1995, 2058, 2489, 2751, 2793, 3430, 3930, 3990, 4585, 4655, 4978, 5145, 5502, 5586, 6419, 6517, 7467, 9170, 9310, 10290, 12445, 12838, 13034, 13755, 13965, 14934, 17423, 19257, 19551, 24890, 27510, 27930, 32095, 32585, 34846, 37335, 38514, 39102, 44933, 52269, 64190, 65170, 74670, 87115, 89866, 96285, 97755, 104538, 121961, 134799, 174230, 192570, 195510, 224665, 243922, 261345, 269598, 365883, 449330, 522690, 609805, 673995, 731766, 853727, 1219610, 1347990, 1707454, 1829415, 2561181, 3658830, 4268635, 5122362, 8537270, 12805905, 25611810]

約数ペア:

[(1, 25611810), (2, 12805905), (3, 8537270), (5, 5122362), (6, 4268635), (7, 3658830), (10, 2561181), (14, 1829415), (15, 1707454), (19, 1347990), (21, 1219610), (30, 853727), (35, 731766), (38, 673995), (42, 609805), (49, 522690), (57, 449330), (70, 365883), (95, 269598), (98, 261345), (105, 243922), (114, 224665), (131, 195510), (133, 192570), (147, 174230), (190, 134799), (210, 121961), (245, 104538), (262, 97755), (266, 96285), (285, 89866), (294, 87115), (343, 74670), (393, 65170), (399, 64190), (490, 52269), (570, 44933), (655, 39102), (665, 38514), (686, 37335), (735, 34846), (786, 32585), (798, 32095), (917, 27930), (931, 27510), (1029, 24890), (1310, 19551), (1330, 19257), (1470, 17423), (1715, 14934), (1834, 13965), (1862, 13755), (1965, 13034), (1995, 12838), (2058, 12445), (2489, 10290), (2751, 9310), (2793, 9170), (3430, 7467), (3930, 6517), (3990, 6419), (4585, 5586), (4655, 5502), (4978, 5145)]