271017500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:337

約数の個数: 120

約数和(自身を含む): 661288320

約数和(自身を除く): 390270820

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 125, 130, 155, 250, 260, 269, 310, 325, 403, 500, 538, 620, 625, 650, 775, 806, 1076, 1250, 1300, 1345, 1550, 1612, 1625, 2015, 2500, 2690, 3100, 3250, 3497, 3875, 4030, 5380, 6500, 6725, 6994, 7750, 8060, 8125, 8339, 10075, 13450, 13988, 15500, 16250, 16678, 17485, 19375, 20150, 26900, 32500, 33356, 33625, 34970, 38750, 40300, 41695, 50375, 67250, 69940, 77500, 83390, 87425, 100750, 108407, 134500, 166780, 168125, 174850, 201500, 208475, 216814, 251875, 336250, 349700, 416950, 433628, 437125, 503750, 542035, 672500, 833900, 874250, 1007500, 1042375, 1084070, 1748500, 2084750, 2168140, 2185625, 2710175, 4169500, 4371250, 5211875, 5420350, 8742500, 10423750, 10840700, 13550875, 20847500, 27101750, 54203500, 67754375, 135508750, 271017500]

約数ペア:

[(1, 271017500), (2, 135508750), (4, 67754375), (5, 54203500), (10, 27101750), (13, 20847500), (20, 13550875), (25, 10840700), (26, 10423750), (31, 8742500), (50, 5420350), (52, 5211875), (62, 4371250), (65, 4169500), (100, 2710175), (124, 2185625), (125, 2168140), (130, 2084750), (155, 1748500), (250, 1084070), (260, 1042375), (269, 1007500), (310, 874250), (325, 833900), (403, 672500), (500, 542035), (538, 503750), (620, 437125), (625, 433628), (650, 416950), (775, 349700), (806, 336250), (1076, 251875), (1250, 216814), (1300, 208475), (1345, 201500), (1550, 174850), (1612, 168125), (1625, 166780), (2015, 134500), (2500, 108407), (2690, 100750), (3100, 87425), (3250, 83390), (3497, 77500), (3875, 69940), (4030, 67250), (5380, 50375), (6500, 41695), (6725, 40300), (6994, 38750), (7750, 34970), (8060, 33625), (8125, 33356), (8339, 32500), (10075, 26900), (13450, 20150), (13988, 19375), (15500, 17485), (16250, 16678)]