200548125

素因数分解:

$3^2\times 5^4\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:480

約数の個数: 60

約数和(自身を含む): 366604524

約数和(自身を除く): 166056399

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 101, 125, 225, 303, 353, 375, 505, 625, 909, 1059, 1125, 1515, 1765, 1875, 2525, 3177, 4545, 5295, 5625, 7575, 8825, 12625, 15885, 22725, 26475, 35653, 37875, 44125, 63125, 79425, 106959, 113625, 132375, 178265, 189375, 220625, 320877, 397125, 534795, 568125, 661875, 891325, 1604385, 1985625, 2673975, 4456625, 8021925, 13369875, 22283125, 40109625, 66849375, 200548125]

約数ペア:

[(1, 200548125), (3, 66849375), (5, 40109625), (9, 22283125), (15, 13369875), (25, 8021925), (45, 4456625), (75, 2673975), (101, 1985625), (125, 1604385), (225, 891325), (303, 661875), (353, 568125), (375, 534795), (505, 397125), (625, 320877), (909, 220625), (1059, 189375), (1125, 178265), (1515, 132375), (1765, 113625), (1875, 106959), (2525, 79425), (3177, 63125), (4545, 44125), (5295, 37875), (5625, 35653), (7575, 26475), (8825, 22725), (12625, 15885)]