80201888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 182750400

約数和(自身を除く): 102548512

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 73, 76, 104, 139, 146, 152, 208, 247, 278, 292, 304, 416, 494, 556, 584, 608, 949, 988, 1112, 1168, 1387, 1807, 1898, 1976, 2224, 2336, 2641, 2774, 3614, 3796, 3952, 4448, 5282, 5548, 7228, 7592, 7904, 10147, 10564, 11096, 14456, 15184, 18031, 20294, 21128, 22192, 28912, 30368, 34333, 36062, 40588, 42256, 44384, 57824, 68666, 72124, 81176, 84512, 131911, 137332, 144248, 162352, 192793, 263822, 274664, 288496, 324704, 385586, 527644, 549328, 576992, 771172, 1055288, 1098656, 1542344, 2110576, 2506309, 3084688, 4221152, 5012618, 6169376, 10025236, 20050472, 40100944, 80201888]

約数ペア:

[(1, 80201888), (2, 40100944), (4, 20050472), (8, 10025236), (13, 6169376), (16, 5012618), (19, 4221152), (26, 3084688), (32, 2506309), (38, 2110576), (52, 1542344), (73, 1098656), (76, 1055288), (104, 771172), (139, 576992), (146, 549328), (152, 527644), (208, 385586), (247, 324704), (278, 288496), (292, 274664), (304, 263822), (416, 192793), (494, 162352), (556, 144248), (584, 137332), (608, 131911), (949, 84512), (988, 81176), (1112, 72124), (1168, 68666), (1387, 57824), (1807, 44384), (1898, 42256), (1976, 40588), (2224, 36062), (2336, 34333), (2641, 30368), (2774, 28912), (3614, 22192), (3796, 21128), (3952, 20294), (4448, 18031), (5282, 15184), (5548, 14456), (7228, 11096), (7592, 10564), (7904, 10147)]