28251750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 71285760

約数和(自身を除く): 43034010

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 139, 150, 250, 271, 278, 375, 417, 542, 695, 750, 813, 834, 1355, 1390, 1626, 2085, 2710, 3475, 4065, 4170, 6775, 6950, 8130, 10425, 13550, 17375, 20325, 20850, 33875, 34750, 37669, 40650, 52125, 67750, 75338, 101625, 104250, 113007, 188345, 203250, 226014, 376690, 565035, 941725, 1130070, 1883450, 2825175, 4708625, 5650350, 9417250, 14125875, 28251750]

約数ペア:

[(1, 28251750), (2, 14125875), (3, 9417250), (5, 5650350), (6, 4708625), (10, 2825175), (15, 1883450), (25, 1130070), (30, 941725), (50, 565035), (75, 376690), (125, 226014), (139, 203250), (150, 188345), (250, 113007), (271, 104250), (278, 101625), (375, 75338), (417, 67750), (542, 52125), (695, 40650), (750, 37669), (813, 34750), (834, 33875), (1355, 20850), (1390, 20325), (1626, 17375), (2085, 13550), (2710, 10425), (3475, 8130), (4065, 6950), (4170, 6775)]