40356992

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 87964800

約数和(自身を除く): 47607808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 307, 316, 416, 614, 632, 832, 1027, 1228, 1264, 1664, 2054, 2456, 2528, 3991, 4108, 4912, 5056, 7982, 8216, 9824, 10112, 15964, 16432, 19648, 24253, 31928, 32864, 39296, 48506, 63856, 65728, 97012, 127712, 131456, 194024, 255424, 315289, 388048, 510848, 630578, 776096, 1261156, 1552192, 2522312, 3104384, 5044624, 10089248, 20178496, 40356992]

約数ペア:

[(1, 40356992), (2, 20178496), (4, 10089248), (8, 5044624), (13, 3104384), (16, 2522312), (26, 1552192), (32, 1261156), (52, 776096), (64, 630578), (79, 510848), (104, 388048), (128, 315289), (158, 255424), (208, 194024), (307, 131456), (316, 127712), (416, 97012), (614, 65728), (632, 63856), (832, 48506), (1027, 39296), (1228, 32864), (1264, 31928), (1664, 24253), (2054, 19648), (2456, 16432), (2528, 15964), (3991, 10112), (4108, 9824), (4912, 8216), (5056, 7982)]