16553750

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:99

約数の個数: 80

約数和(自身を含む): 35426160

約数和(自身を除く): 18872410

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 41, 50, 82, 85, 95, 125, 170, 190, 205, 250, 323, 410, 425, 475, 625, 646, 697, 779, 850, 950, 1025, 1250, 1394, 1558, 1615, 2050, 2125, 2375, 3230, 3485, 3895, 4250, 4750, 5125, 6970, 7790, 8075, 10250, 10625, 11875, 13243, 16150, 17425, 19475, 21250, 23750, 25625, 26486, 34850, 38950, 40375, 51250, 66215, 80750, 87125, 97375, 132430, 174250, 194750, 201875, 331075, 403750, 435625, 486875, 662150, 871250, 973750, 1655375, 3310750, 8276875, 16553750]

約数ペア:

[(1, 16553750), (2, 8276875), (5, 3310750), (10, 1655375), (17, 973750), (19, 871250), (25, 662150), (34, 486875), (38, 435625), (41, 403750), (50, 331075), (82, 201875), (85, 194750), (95, 174250), (125, 132430), (170, 97375), (190, 87125), (205, 80750), (250, 66215), (323, 51250), (410, 40375), (425, 38950), (475, 34850), (625, 26486), (646, 25625), (697, 23750), (779, 21250), (850, 19475), (950, 17425), (1025, 16150), (1250, 13243), (1394, 11875), (1558, 10625), (1615, 10250), (2050, 8075), (2125, 7790), (2375, 6970), (3230, 5125), (3485, 4750), (3895, 4250)]