2021987500

素因数分解:

$2^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1$

素因数の和:606

約数の個数: 144

約数和(自身を含む): 4979306304

約数和(自身を除く): 2957318804

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 46, 50, 52, 65, 92, 100, 115, 125, 130, 230, 250, 260, 299, 325, 460, 500, 541, 575, 598, 625, 650, 1082, 1150, 1196, 1250, 1300, 1495, 1625, 2164, 2300, 2500, 2705, 2875, 2990, 3125, 3250, 5410, 5750, 5980, 6250, 6500, 7033, 7475, 8125, 10820, 11500, 12443, 12500, 13525, 14066, 14375, 14950, 16250, 24886, 27050, 28132, 28750, 29900, 32500, 35165, 37375, 40625, 49772, 54100, 57500, 62215, 67625, 70330, 71875, 74750, 81250, 124430, 135250, 140660, 143750, 149500, 161759, 162500, 175825, 186875, 248860, 270500, 287500, 311075, 323518, 338125, 351650, 373750, 622150, 647036, 676250, 703300, 747500, 808795, 879125, 934375, 1244300, 1352500, 1555375, 1617590, 1690625, 1758250, 1868750, 3110750, 3235180, 3381250, 3516500, 3737500, 4043975, 4395625, 6221500, 6762500, 7776875, 8087950, 8791250, 15553750, 16175900, 17582500, 20219875, 21978125, 31107500, 38884375, 40439750, 43956250, 77768750, 80879500, 87912500, 101099375, 155537500, 202198750, 404397500, 505496875, 1010993750, 2021987500]

約数ペア:

[(1, 2021987500), (2, 1010993750), (4, 505496875), (5, 404397500), (10, 202198750), (13, 155537500), (20, 101099375), (23, 87912500), (25, 80879500), (26, 77768750), (46, 43956250), (50, 40439750), (52, 38884375), (65, 31107500), (92, 21978125), (100, 20219875), (115, 17582500), (125, 16175900), (130, 15553750), (230, 8791250), (250, 8087950), (260, 7776875), (299, 6762500), (325, 6221500), (460, 4395625), (500, 4043975), (541, 3737500), (575, 3516500), (598, 3381250), (625, 3235180), (650, 3110750), (1082, 1868750), (1150, 1758250), (1196, 1690625), (1250, 1617590), (1300, 1555375), (1495, 1352500), (1625, 1244300), (2164, 934375), (2300, 879125), (2500, 808795), (2705, 747500), (2875, 703300), (2990, 676250), (3125, 647036), (3250, 622150), (5410, 373750), (5750, 351650), (5980, 338125), (6250, 323518), (6500, 311075), (7033, 287500), (7475, 270500), (8125, 248860), (10820, 186875), (11500, 175825), (12443, 162500), (12500, 161759), (13525, 149500), (14066, 143750), (14375, 140660), (14950, 135250), (16250, 124430), (24886, 81250), (27050, 74750), (28132, 71875), (28750, 70330), (29900, 67625), (32500, 62215), (35165, 57500), (37375, 54100), (40625, 49772)]