1338502400

素因数分解:

$2^8\times 5^2\times {\mathrm{41}}^1\times {\mathrm{5101}}^1$

素因数の和:5168

約数の個数: 108

約数和(自身を含む): 3394472844

約数和(自身を除く): 2055970444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 160, 164, 200, 205, 256, 320, 328, 400, 410, 640, 656, 800, 820, 1025, 1280, 1312, 1600, 1640, 2050, 2624, 3200, 3280, 4100, 5101, 5248, 6400, 6560, 8200, 10202, 10496, 13120, 16400, 20404, 25505, 26240, 32800, 40808, 51010, 52480, 65600, 81616, 102020, 127525, 131200, 163232, 204040, 209141, 255050, 262400, 326464, 408080, 418282, 510100, 652928, 816160, 836564, 1020200, 1045705, 1305856, 1632320, 1673128, 2040400, 2091410, 3264640, 3346256, 4080800, 4182820, 5228525, 6529280, 6692512, 8161600, 8365640, 10457050, 13385024, 16323200, 16731280, 20914100, 26770048, 32646400, 33462560, 41828200, 53540096, 66925120, 83656400, 133850240, 167312800, 267700480, 334625600, 669251200, 1338502400]

約数ペア:

[(1, 1338502400), (2, 669251200), (4, 334625600), (5, 267700480), (8, 167312800), (10, 133850240), (16, 83656400), (20, 66925120), (25, 53540096), (32, 41828200), (40, 33462560), (41, 32646400), (50, 26770048), (64, 20914100), (80, 16731280), (82, 16323200), (100, 13385024), (128, 10457050), (160, 8365640), (164, 8161600), (200, 6692512), (205, 6529280), (256, 5228525), (320, 4182820), (328, 4080800), (400, 3346256), (410, 3264640), (640, 2091410), (656, 2040400), (800, 1673128), (820, 1632320), (1025, 1305856), (1280, 1045705), (1312, 1020200), (1600, 836564), (1640, 816160), (2050, 652928), (2624, 510100), (3200, 418282), (3280, 408080), (4100, 326464), (5101, 262400), (5248, 255050), (6400, 209141), (6560, 204040), (8200, 163232), (10202, 131200), (10496, 127525), (13120, 102020), (16400, 81616), (20404, 65600), (25505, 52480), (26240, 51010), (32800, 40808)]