259681270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 503967744

約数和(自身を除く): 244286474

約数列:

[1, 2, 5, 10, 23, 46, 61, 83, 115, 122, 166, 223, 230, 305, 415, 446, 610, 830, 1115, 1403, 1909, 2230, 2806, 3818, 5063, 5129, 7015, 9545, 10126, 10258, 13603, 14030, 18509, 19090, 25315, 25645, 27206, 37018, 50630, 51290, 68015, 92545, 116449, 136030, 185090, 232898, 312869, 425707, 582245, 625738, 851414, 1129049, 1164490, 1564345, 2128535, 2258098, 3128690, 4257070, 5645245, 11290490, 25968127, 51936254, 129840635, 259681270]

約数ペア:

[(1, 259681270), (2, 129840635), (5, 51936254), (10, 25968127), (23, 11290490), (46, 5645245), (61, 4257070), (83, 3128690), (115, 2258098), (122, 2128535), (166, 1564345), (223, 1164490), (230, 1129049), (305, 851414), (415, 625738), (446, 582245), (610, 425707), (830, 312869), (1115, 232898), (1403, 185090), (1909, 136030), (2230, 116449), (2806, 92545), (3818, 68015), (5063, 51290), (5129, 50630), (7015, 37018), (9545, 27206), (10126, 25645), (10258, 25315), (13603, 19090), (14030, 18509)]