64876688500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{19843}}^1$

素因数の和:20378

約数の個数: 96

約数和(自身を含む): 152901036288

約数和(自身を除く): 88024347788

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 503, 650, 1006, 1300, 1625, 2012, 2515, 3250, 5030, 6500, 6539, 10060, 12575, 13078, 19843, 25150, 26156, 32695, 39686, 50300, 62875, 65390, 79372, 99215, 125750, 130780, 163475, 198430, 251500, 257959, 326950, 396860, 496075, 515918, 653900, 817375, 992150, 1031836, 1289795, 1634750, 1984300, 2480375, 2579590, 3269500, 4960750, 5159180, 6448975, 9921500, 9981029, 12897950, 19962058, 25795900, 32244875, 39924116, 49905145, 64489750, 99810290, 128979500, 129753377, 199620580, 249525725, 259506754, 499051450, 519013508, 648766885, 998102900, 1247628625, 1297533770, 2495257250, 2595067540, 3243834425, 4990514500, 6487668850, 12975337700, 16219172125, 32438344250, 64876688500]

約数ペア:

[(1, 64876688500), (2, 32438344250), (4, 16219172125), (5, 12975337700), (10, 6487668850), (13, 4990514500), (20, 3243834425), (25, 2595067540), (26, 2495257250), (50, 1297533770), (52, 1247628625), (65, 998102900), (100, 648766885), (125, 519013508), (130, 499051450), (250, 259506754), (260, 249525725), (325, 199620580), (500, 129753377), (503, 128979500), (650, 99810290), (1006, 64489750), (1300, 49905145), (1625, 39924116), (2012, 32244875), (2515, 25795900), (3250, 19962058), (5030, 12897950), (6500, 9981029), (6539, 9921500), (10060, 6448975), (12575, 5159180), (13078, 4960750), (19843, 3269500), (25150, 2579590), (26156, 2480375), (32695, 1984300), (39686, 1634750), (50300, 1289795), (62875, 1031836), (65390, 992150), (79372, 817375), (99215, 653900), (125750, 515918), (130780, 496075), (163475, 396860), (198430, 326950), (251500, 257959)]