78405200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6323}}^1$

素因数の和:6372

約数の個数: 60

約数和(自身を含む): 194475648

約数和(自身を除く): 116070448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 6323, 12400, 12646, 25292, 31615, 50584, 63230, 101168, 126460, 158075, 196013, 252920, 316150, 392026, 505840, 632300, 784052, 980065, 1264600, 1568104, 1960130, 2529200, 3136208, 3920260, 4900325, 7840520, 9800650, 15681040, 19601300, 39202600, 78405200]

約数ペア:

[(1, 78405200), (2, 39202600), (4, 19601300), (5, 15681040), (8, 9800650), (10, 7840520), (16, 4900325), (20, 3920260), (25, 3136208), (31, 2529200), (40, 1960130), (50, 1568104), (62, 1264600), (80, 980065), (100, 784052), (124, 632300), (155, 505840), (200, 392026), (248, 316150), (310, 252920), (400, 196013), (496, 158075), (620, 126460), (775, 101168), (1240, 63230), (1550, 50584), (2480, 31615), (3100, 25292), (6200, 12646), (6323, 12400)]