1199968750

素因数分解:

$2^1\times 5^6\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 112

約数和(自身を含む): 2474968320

約数和(自身を除く): 1274999570

約数列:

[1, 2, 5, 10, 19, 25, 38, 43, 47, 50, 86, 94, 95, 125, 190, 215, 235, 250, 430, 470, 475, 625, 817, 893, 950, 1075, 1175, 1250, 1634, 1786, 2021, 2150, 2350, 2375, 3125, 4042, 4085, 4465, 4750, 5375, 5875, 6250, 8170, 8930, 10105, 10750, 11750, 11875, 15625, 20210, 20425, 22325, 23750, 26875, 29375, 31250, 38399, 40850, 44650, 50525, 53750, 58750, 59375, 76798, 101050, 102125, 111625, 118750, 134375, 146875, 191995, 204250, 223250, 252625, 268750, 293750, 296875, 383990, 505250, 510625, 558125, 593750, 671875, 734375, 959975, 1021250, 1116250, 1263125, 1343750, 1468750, 1919950, 2526250, 2553125, 2790625, 4799875, 5106250, 5581250, 6315625, 9599750, 12631250, 12765625, 13953125, 23999375, 25531250, 27906250, 31578125, 47998750, 63156250, 119996875, 239993750, 599984375, 1199968750]

約数ペア:

[(1, 1199968750), (2, 599984375), (5, 239993750), (10, 119996875), (19, 63156250), (25, 47998750), (38, 31578125), (43, 27906250), (47, 25531250), (50, 23999375), (86, 13953125), (94, 12765625), (95, 12631250), (125, 9599750), (190, 6315625), (215, 5581250), (235, 5106250), (250, 4799875), (430, 2790625), (470, 2553125), (475, 2526250), (625, 1919950), (817, 1468750), (893, 1343750), (950, 1263125), (1075, 1116250), (1175, 1021250), (1250, 959975), (1634, 734375), (1786, 671875), (2021, 593750), (2150, 558125), (2350, 510625), (2375, 505250), (3125, 383990), (4042, 296875), (4085, 293750), (4465, 268750), (4750, 252625), (5375, 223250), (5875, 204250), (6250, 191995), (8170, 146875), (8930, 134375), (10105, 118750), (10750, 111625), (11750, 102125), (11875, 101050), (15625, 76798), (20210, 59375), (20425, 58750), (22325, 53750), (23750, 50525), (26875, 44650), (29375, 40850), (31250, 38399)]