69940480

素因数分解:

$2^8\times 5^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:663

約数の個数: 72

約数和(自身を含む): 169500744

約数和(自身を除く): 99560264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 404, 505, 541, 640, 808, 1010, 1082, 1280, 1616, 2020, 2164, 2705, 3232, 4040, 4328, 5410, 6464, 8080, 8656, 10820, 12928, 16160, 17312, 21640, 25856, 32320, 34624, 43280, 54641, 64640, 69248, 86560, 109282, 129280, 138496, 173120, 218564, 273205, 346240, 437128, 546410, 692480, 874256, 1092820, 1748512, 2185640, 3497024, 4371280, 6994048, 8742560, 13988096, 17485120, 34970240, 69940480]

約数ペア:

[(1, 69940480), (2, 34970240), (4, 17485120), (5, 13988096), (8, 8742560), (10, 6994048), (16, 4371280), (20, 3497024), (32, 2185640), (40, 1748512), (64, 1092820), (80, 874256), (101, 692480), (128, 546410), (160, 437128), (202, 346240), (256, 273205), (320, 218564), (404, 173120), (505, 138496), (541, 129280), (640, 109282), (808, 86560), (1010, 69248), (1082, 64640), (1280, 54641), (1616, 43280), (2020, 34624), (2164, 32320), (2705, 25856), (3232, 21640), (4040, 17312), (4328, 16160), (5410, 12928), (6464, 10820), (8080, 8656)]