25288270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 29869490

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 113, 115, 139, 161, 226, 230, 278, 322, 565, 695, 791, 805, 973, 1130, 1390, 1582, 1610, 1946, 2599, 3197, 3955, 4865, 5198, 6394, 7910, 9730, 12995, 15707, 15985, 18193, 22379, 25990, 31414, 31970, 36386, 44758, 78535, 90965, 109949, 111895, 157070, 181930, 219898, 223790, 361261, 549745, 722522, 1099490, 1806305, 2528827, 3612610, 5057654, 12644135, 25288270]

約数ペア:

[(1, 25288270), (2, 12644135), (5, 5057654), (7, 3612610), (10, 2528827), (14, 1806305), (23, 1099490), (35, 722522), (46, 549745), (70, 361261), (113, 223790), (115, 219898), (139, 181930), (161, 157070), (226, 111895), (230, 109949), (278, 90965), (322, 78535), (565, 44758), (695, 36386), (791, 31970), (805, 31414), (973, 25990), (1130, 22379), (1390, 18193), (1582, 15985), (1610, 15707), (1946, 12995), (2599, 9730), (3197, 7910), (3955, 6394), (4865, 5198)]