25679430320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131071}}^1$

素因数の和:131194

約数の個数: 80

約数和(自身を含む): 62411243520

約数和(自身を除く): 36731813200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 496, 620, 632, 790, 1240, 1264, 1580, 2449, 2480, 3160, 4898, 6320, 9796, 12245, 19592, 24490, 39184, 48980, 97960, 131071, 195920, 262142, 524284, 655355, 1048568, 1310710, 2097136, 2621420, 4063201, 5242840, 8126402, 10354609, 10485680, 16252804, 20316005, 20709218, 32505608, 40632010, 41418436, 51773045, 65011216, 81264020, 82836872, 103546090, 162528040, 165673744, 207092180, 320992879, 325056080, 414184360, 641985758, 828368720, 1283971516, 1604964395, 2567943032, 3209928790, 5135886064, 6419857580, 12839715160, 25679430320]

約数ペア:

[(1, 25679430320), (2, 12839715160), (4, 6419857580), (5, 5135886064), (8, 3209928790), (10, 2567943032), (16, 1604964395), (20, 1283971516), (31, 828368720), (40, 641985758), (62, 414184360), (79, 325056080), (80, 320992879), (124, 207092180), (155, 165673744), (158, 162528040), (248, 103546090), (310, 82836872), (316, 81264020), (395, 65011216), (496, 51773045), (620, 41418436), (632, 40632010), (790, 32505608), (1240, 20709218), (1264, 20316005), (1580, 16252804), (2449, 10485680), (2480, 10354609), (3160, 8126402), (4898, 5242840), (6320, 4063201), (9796, 2621420), (12245, 2097136), (19592, 1310710), (24490, 1048568), (39184, 655355), (48980, 524284), (97960, 262142), (131071, 195920)]