268838200

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 652101120

約数和(自身を除く): 383262920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 131, 155, 200, 248, 262, 310, 331, 524, 620, 655, 662, 775, 1048, 1240, 1310, 1324, 1550, 1655, 2620, 2648, 3100, 3275, 3310, 4061, 5240, 6200, 6550, 6620, 8122, 8275, 10261, 13100, 13240, 16244, 16550, 20305, 20522, 26200, 32488, 33100, 40610, 41044, 43361, 51305, 66200, 81220, 82088, 86722, 101525, 102610, 162440, 173444, 203050, 205220, 216805, 256525, 346888, 406100, 410440, 433610, 513050, 812200, 867220, 1026100, 1084025, 1344191, 1734440, 2052200, 2168050, 2688382, 4336100, 5376764, 6720955, 8672200, 10753528, 13441910, 26883820, 33604775, 53767640, 67209550, 134419100, 268838200]

約数ペア:

[(1, 268838200), (2, 134419100), (4, 67209550), (5, 53767640), (8, 33604775), (10, 26883820), (20, 13441910), (25, 10753528), (31, 8672200), (40, 6720955), (50, 5376764), (62, 4336100), (100, 2688382), (124, 2168050), (131, 2052200), (155, 1734440), (200, 1344191), (248, 1084025), (262, 1026100), (310, 867220), (331, 812200), (524, 513050), (620, 433610), (655, 410440), (662, 406100), (775, 346888), (1048, 256525), (1240, 216805), (1310, 205220), (1324, 203050), (1550, 173444), (1655, 162440), (2620, 102610), (2648, 101525), (3100, 86722), (3275, 82088), (3310, 81220), (4061, 66200), (5240, 51305), (6200, 43361), (6550, 41044), (6620, 40610), (8122, 33100), (8275, 32488), (10261, 26200), (13100, 20522), (13240, 20305), (16244, 16550)]