2019247100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:396

約数の個数: 144

約数和(自身を含む): 4850689536

約数和(自身を除く): 2831442436

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 71, 100, 130, 131, 142, 167, 260, 262, 284, 325, 334, 355, 524, 650, 655, 668, 710, 835, 923, 1300, 1310, 1420, 1670, 1703, 1775, 1846, 2171, 2620, 3275, 3340, 3406, 3550, 3692, 4175, 4342, 4615, 6550, 6812, 7100, 8350, 8515, 8684, 9230, 9301, 10855, 11857, 13100, 16700, 17030, 18460, 18602, 21710, 21877, 23075, 23714, 34060, 37204, 42575, 43420, 43754, 46150, 46505, 47428, 54275, 59285, 85150, 87508, 92300, 93010, 108550, 109385, 118570, 120913, 154141, 170300, 186020, 217100, 218770, 232525, 237140, 241826, 284401, 296425, 308282, 437540, 465050, 483652, 546925, 568802, 592850, 604565, 616564, 770705, 930100, 1093850, 1137604, 1185700, 1209130, 1422005, 1541410, 1553267, 2187700, 2418260, 2844010, 3022825, 3082820, 3106534, 3853525, 5688020, 6045650, 6213068, 7110025, 7707050, 7766335, 12091300, 14220050, 15414100, 15532670, 20192471, 28440100, 31065340, 38831675, 40384942, 77663350, 80769884, 100962355, 155326700, 201924710, 403849420, 504811775, 1009623550, 2019247100]

約数ペア:

[(1, 2019247100), (2, 1009623550), (4, 504811775), (5, 403849420), (10, 201924710), (13, 155326700), (20, 100962355), (25, 80769884), (26, 77663350), (50, 40384942), (52, 38831675), (65, 31065340), (71, 28440100), (100, 20192471), (130, 15532670), (131, 15414100), (142, 14220050), (167, 12091300), (260, 7766335), (262, 7707050), (284, 7110025), (325, 6213068), (334, 6045650), (355, 5688020), (524, 3853525), (650, 3106534), (655, 3082820), (668, 3022825), (710, 2844010), (835, 2418260), (923, 2187700), (1300, 1553267), (1310, 1541410), (1420, 1422005), (1670, 1209130), (1703, 1185700), (1775, 1137604), (1846, 1093850), (2171, 930100), (2620, 770705), (3275, 616564), (3340, 604565), (3406, 592850), (3550, 568802), (3692, 546925), (4175, 483652), (4342, 465050), (4615, 437540), (6550, 308282), (6812, 296425), (7100, 284401), (8350, 241826), (8515, 237140), (8684, 232525), (9230, 218770), (9301, 217100), (10855, 186020), (11857, 170300), (13100, 154141), (16700, 120913), (17030, 118570), (18460, 109385), (18602, 108550), (21710, 93010), (21877, 92300), (23075, 87508), (23714, 85150), (34060, 59285), (37204, 54275), (42575, 47428), (43420, 46505), (43754, 46150)]