28291322500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{70289}}^1$

素因数の和:70343

約数の個数: 120

約数和(自身を含む): 73780882560

約数和(自身を除く): 45489560060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 125, 140, 161, 175, 230, 250, 322, 350, 460, 500, 575, 625, 644, 700, 805, 875, 1150, 1250, 1610, 1750, 2300, 2500, 2875, 3220, 3500, 4025, 4375, 5750, 8050, 8750, 11500, 14375, 16100, 17500, 20125, 28750, 40250, 57500, 70289, 80500, 100625, 140578, 201250, 281156, 351445, 402500, 492023, 702890, 984046, 1405780, 1616647, 1757225, 1968092, 2460115, 3233294, 3514450, 4920230, 6466588, 7028900, 8083235, 8786125, 9840460, 11316529, 12300575, 16166470, 17572250, 22633058, 24601150, 32332940, 35144500, 40416175, 43930625, 45266116, 49202300, 56582645, 61502875, 80832350, 87861250, 113165290, 123005750, 161664700, 175722500, 202080875, 226330580, 246011500, 282913225, 307514375, 404161750, 565826450, 615028750, 808323500, 1010404375, 1131652900, 1230057500, 1414566125, 2020808750, 2829132250, 4041617500, 5658264500, 7072830625, 14145661250, 28291322500]

約数ペア:

[(1, 28291322500), (2, 14145661250), (4, 7072830625), (5, 5658264500), (7, 4041617500), (10, 2829132250), (14, 2020808750), (20, 1414566125), (23, 1230057500), (25, 1131652900), (28, 1010404375), (35, 808323500), (46, 615028750), (50, 565826450), (70, 404161750), (92, 307514375), (100, 282913225), (115, 246011500), (125, 226330580), (140, 202080875), (161, 175722500), (175, 161664700), (230, 123005750), (250, 113165290), (322, 87861250), (350, 80832350), (460, 61502875), (500, 56582645), (575, 49202300), (625, 45266116), (644, 43930625), (700, 40416175), (805, 35144500), (875, 32332940), (1150, 24601150), (1250, 22633058), (1610, 17572250), (1750, 16166470), (2300, 12300575), (2500, 11316529), (2875, 9840460), (3220, 8786125), (3500, 8083235), (4025, 7028900), (4375, 6466588), (5750, 4920230), (8050, 3514450), (8750, 3233294), (11500, 2460115), (14375, 1968092), (16100, 1757225), (17500, 1616647), (20125, 1405780), (28750, 984046), (40250, 702890), (57500, 492023), (70289, 402500), (80500, 351445), (100625, 281156), (140578, 201250)]