89983696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 203558400

約数和(自身を除く): 113574704

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 71, 76, 88, 142, 152, 176, 209, 284, 304, 379, 418, 568, 758, 781, 836, 1136, 1349, 1516, 1562, 1672, 2698, 3032, 3124, 3344, 4169, 5396, 6064, 6248, 7201, 8338, 10792, 12496, 14402, 14839, 16676, 21584, 26909, 28804, 29678, 33352, 53818, 57608, 59356, 66704, 79211, 107636, 115216, 118712, 158422, 215272, 237424, 295999, 316844, 430544, 511271, 591998, 633688, 1022542, 1183996, 1267376, 2045084, 2367992, 4090168, 4735984, 5623981, 8180336, 11247962, 22495924, 44991848, 89983696]

約数ペア:

[(1, 89983696), (2, 44991848), (4, 22495924), (8, 11247962), (11, 8180336), (16, 5623981), (19, 4735984), (22, 4090168), (38, 2367992), (44, 2045084), (71, 1267376), (76, 1183996), (88, 1022542), (142, 633688), (152, 591998), (176, 511271), (209, 430544), (284, 316844), (304, 295999), (379, 237424), (418, 215272), (568, 158422), (758, 118712), (781, 115216), (836, 107636), (1136, 79211), (1349, 66704), (1516, 59356), (1562, 57608), (1672, 53818), (2698, 33352), (3032, 29678), (3124, 28804), (3344, 26909), (4169, 21584), (5396, 16676), (6064, 14839), (6248, 14402), (7201, 12496), (8338, 10792)]