1569780100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:558

約数の個数: 144

約数和(自身を含む): 4008215680

約数和(自身を除く): 2438435580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 97, 100, 122, 140, 175, 194, 244, 305, 350, 379, 388, 427, 485, 610, 679, 700, 758, 854, 970, 1220, 1358, 1516, 1525, 1708, 1895, 1940, 2135, 2425, 2653, 2716, 3050, 3395, 3790, 4270, 4850, 5306, 5917, 6100, 6790, 7580, 8540, 9475, 9700, 10612, 10675, 11834, 13265, 13580, 16975, 18950, 21350, 23119, 23668, 26530, 29585, 33950, 36763, 37900, 41419, 42700, 46238, 53060, 59170, 66325, 67900, 73526, 82838, 92476, 115595, 118340, 132650, 147052, 147925, 161833, 165676, 183815, 207095, 231190, 257341, 265300, 295850, 323666, 367630, 414190, 462380, 514682, 577975, 591700, 647332, 735260, 809165, 828380, 919075, 1029364, 1035475, 1155950, 1286705, 1618330, 1838150, 2070950, 2242543, 2311900, 2573410, 3236660, 3676300, 4045825, 4141900, 4485086, 5146820, 6433525, 8091650, 8970172, 11212715, 12867050, 15697801, 16183300, 22425430, 25734100, 31395602, 44850860, 56063575, 62791204, 78489005, 112127150, 156978010, 224254300, 313956020, 392445025, 784890050, 1569780100]

約数ペア:

[(1, 1569780100), (2, 784890050), (4, 392445025), (5, 313956020), (7, 224254300), (10, 156978010), (14, 112127150), (20, 78489005), (25, 62791204), (28, 56063575), (35, 44850860), (50, 31395602), (61, 25734100), (70, 22425430), (97, 16183300), (100, 15697801), (122, 12867050), (140, 11212715), (175, 8970172), (194, 8091650), (244, 6433525), (305, 5146820), (350, 4485086), (379, 4141900), (388, 4045825), (427, 3676300), (485, 3236660), (610, 2573410), (679, 2311900), (700, 2242543), (758, 2070950), (854, 1838150), (970, 1618330), (1220, 1286705), (1358, 1155950), (1516, 1035475), (1525, 1029364), (1708, 919075), (1895, 828380), (1940, 809165), (2135, 735260), (2425, 647332), (2653, 591700), (2716, 577975), (3050, 514682), (3395, 462380), (3790, 414190), (4270, 367630), (4850, 323666), (5306, 295850), (5917, 265300), (6100, 257341), (6790, 231190), (7580, 207095), (8540, 183815), (9475, 165676), (9700, 161833), (10612, 147925), (10675, 147052), (11834, 132650), (13265, 118340), (13580, 115595), (16975, 92476), (18950, 82838), (21350, 73526), (23119, 67900), (23668, 66325), (26530, 59170), (29585, 53060), (33950, 46238), (36763, 42700), (37900, 41419)]