52807006520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{64189}}^1$

素因数の和:64488

約数の個数: 64

約数和(自身を含む): 120487197600

約数和(自身を除く): 67680191080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 157, 262, 314, 524, 628, 655, 785, 1048, 1256, 1310, 1570, 2620, 3140, 5240, 6280, 20567, 41134, 64189, 82268, 102835, 128378, 164536, 205670, 256756, 320945, 411340, 513512, 641890, 822680, 1283780, 2567560, 8408759, 10077673, 16817518, 20155346, 33635036, 40310692, 42043795, 50388365, 67270072, 80621384, 84087590, 100776730, 168175180, 201553460, 336350360, 403106920, 1320175163, 2640350326, 5280700652, 6600875815, 10561401304, 13201751630, 26403503260, 52807006520]

約数ペア:

[(1, 52807006520), (2, 26403503260), (4, 13201751630), (5, 10561401304), (8, 6600875815), (10, 5280700652), (20, 2640350326), (40, 1320175163), (131, 403106920), (157, 336350360), (262, 201553460), (314, 168175180), (524, 100776730), (628, 84087590), (655, 80621384), (785, 67270072), (1048, 50388365), (1256, 42043795), (1310, 40310692), (1570, 33635036), (2620, 20155346), (3140, 16817518), (5240, 10077673), (6280, 8408759), (20567, 2567560), (41134, 1283780), (64189, 822680), (82268, 641890), (102835, 513512), (128378, 411340), (164536, 320945), (205670, 256756)]