23101520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:352

約数の個数: 80

約数和(自身を含む): 58694160

約数和(自身を除く): 35592640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 229, 260, 388, 458, 485, 520, 776, 916, 970, 1040, 1145, 1261, 1552, 1832, 1940, 2290, 2522, 2977, 3664, 3880, 4580, 5044, 5954, 6305, 7760, 9160, 10088, 11908, 12610, 14885, 18320, 20176, 22213, 23816, 25220, 29770, 44426, 47632, 50440, 59540, 88852, 100880, 111065, 119080, 177704, 222130, 238160, 288769, 355408, 444260, 577538, 888520, 1155076, 1443845, 1777040, 2310152, 2887690, 4620304, 5775380, 11550760, 23101520]

約数ペア:

[(1, 23101520), (2, 11550760), (4, 5775380), (5, 4620304), (8, 2887690), (10, 2310152), (13, 1777040), (16, 1443845), (20, 1155076), (26, 888520), (40, 577538), (52, 444260), (65, 355408), (80, 288769), (97, 238160), (104, 222130), (130, 177704), (194, 119080), (208, 111065), (229, 100880), (260, 88852), (388, 59540), (458, 50440), (485, 47632), (520, 44426), (776, 29770), (916, 25220), (970, 23816), (1040, 22213), (1145, 20176), (1261, 18320), (1552, 14885), (1832, 12610), (1940, 11908), (2290, 10088), (2522, 9160), (2977, 7760), (3664, 6305), (3880, 5954), (4580, 5044)]