28253250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 79213680

約数和(自身を除く): 50960430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 125, 145, 150, 174, 225, 250, 261, 290, 375, 433, 435, 450, 522, 725, 750, 866, 870, 1125, 1299, 1305, 1450, 2165, 2175, 2250, 2598, 2610, 3625, 3897, 4330, 4350, 6495, 6525, 7250, 7794, 10825, 10875, 12557, 12990, 13050, 19485, 21650, 21750, 25114, 32475, 32625, 37671, 38970, 54125, 62785, 64950, 65250, 75342, 97425, 108250, 113013, 125570, 162375, 188355, 194850, 226026, 313925, 324750, 376710, 487125, 565065, 627850, 941775, 974250, 1130130, 1569625, 1883550, 2825325, 3139250, 4708875, 5650650, 9417750, 14126625, 28253250]

約数ペア:

[(1, 28253250), (2, 14126625), (3, 9417750), (5, 5650650), (6, 4708875), (9, 3139250), (10, 2825325), (15, 1883550), (18, 1569625), (25, 1130130), (29, 974250), (30, 941775), (45, 627850), (50, 565065), (58, 487125), (75, 376710), (87, 324750), (90, 313925), (125, 226026), (145, 194850), (150, 188355), (174, 162375), (225, 125570), (250, 113013), (261, 108250), (290, 97425), (375, 75342), (433, 65250), (435, 64950), (450, 62785), (522, 54125), (725, 38970), (750, 37671), (866, 32625), (870, 32475), (1125, 25114), (1299, 21750), (1305, 21650), (1450, 19485), (2165, 13050), (2175, 12990), (2250, 12557), (2598, 10875), (2610, 10825), (3625, 7794), (3897, 7250), (4330, 6525), (4350, 6495)]