888978450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{20507}}^1$

素因数の和:20556

約数の個数: 72

約数和(自身を含む): 2342095632

約数和(自身を除く): 1453117182

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 289, 425, 510, 578, 850, 867, 1275, 1445, 1734, 2550, 2890, 4335, 7225, 8670, 14450, 20507, 21675, 41014, 43350, 61521, 102535, 123042, 205070, 307605, 348619, 512675, 615210, 697238, 1025350, 1045857, 1538025, 1743095, 2091714, 3076050, 3486190, 5229285, 5926523, 8715475, 10458570, 11853046, 17430950, 17779569, 26146425, 29632615, 35559138, 52292850, 59265230, 88897845, 148163075, 177795690, 296326150, 444489225, 888978450]

約数ペア:

[(1, 888978450), (2, 444489225), (3, 296326150), (5, 177795690), (6, 148163075), (10, 88897845), (15, 59265230), (17, 52292850), (25, 35559138), (30, 29632615), (34, 26146425), (50, 17779569), (51, 17430950), (75, 11853046), (85, 10458570), (102, 8715475), (150, 5926523), (170, 5229285), (255, 3486190), (289, 3076050), (425, 2091714), (510, 1743095), (578, 1538025), (850, 1045857), (867, 1025350), (1275, 697238), (1445, 615210), (1734, 512675), (2550, 348619), (2890, 307605), (4335, 205070), (7225, 123042), (8670, 102535), (14450, 61521), (20507, 43350), (21675, 41014)]