55381900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1379

約数の個数: 72

約数和(自身を含む): 139706336

約数和(自身を除く): 84324436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 100, 122, 140, 175, 244, 305, 350, 427, 610, 700, 854, 1220, 1297, 1525, 1708, 2135, 2594, 3050, 4270, 5188, 6100, 6485, 8540, 9079, 10675, 12970, 18158, 21350, 25940, 32425, 36316, 42700, 45395, 64850, 79117, 90790, 129700, 158234, 181580, 226975, 316468, 395585, 453950, 553819, 791170, 907900, 1107638, 1582340, 1977925, 2215276, 2769095, 3955850, 5538190, 7911700, 11076380, 13845475, 27690950, 55381900]

約数ペア:

[(1, 55381900), (2, 27690950), (4, 13845475), (5, 11076380), (7, 7911700), (10, 5538190), (14, 3955850), (20, 2769095), (25, 2215276), (28, 1977925), (35, 1582340), (50, 1107638), (61, 907900), (70, 791170), (100, 553819), (122, 453950), (140, 395585), (175, 316468), (244, 226975), (305, 181580), (350, 158234), (427, 129700), (610, 90790), (700, 79117), (854, 64850), (1220, 45395), (1297, 42700), (1525, 36316), (1708, 32425), (2135, 25940), (2594, 21350), (3050, 18158), (4270, 12970), (5188, 10675), (6100, 9079), (6485, 8540)]