87972736

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 187822800

約数和(自身を除く): 99850064

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 64, 76, 122, 128, 152, 244, 304, 488, 593, 608, 976, 1159, 1186, 1216, 1952, 2318, 2372, 2432, 3904, 4636, 4744, 7808, 9272, 9488, 11267, 18544, 18976, 22534, 36173, 37088, 37952, 45068, 72346, 74176, 75904, 90136, 144692, 148352, 180272, 289384, 360544, 578768, 687287, 721088, 1157536, 1374574, 1442176, 2315072, 2749148, 4630144, 5498296, 10996592, 21993184, 43986368, 87972736]

約数ペア:

[(1, 87972736), (2, 43986368), (4, 21993184), (8, 10996592), (16, 5498296), (19, 4630144), (32, 2749148), (38, 2315072), (61, 1442176), (64, 1374574), (76, 1157536), (122, 721088), (128, 687287), (152, 578768), (244, 360544), (304, 289384), (488, 180272), (593, 148352), (608, 144692), (976, 90136), (1159, 75904), (1186, 74176), (1216, 72346), (1952, 45068), (2318, 37952), (2372, 37088), (2432, 36173), (3904, 22534), (4636, 18976), (4744, 18544), (7808, 11267), (9272, 9488)]