19950525

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 41783040

約数和(自身を除く): 21832515

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 53, 63, 75, 105, 159, 175, 225, 239, 265, 315, 371, 477, 525, 717, 795, 1113, 1195, 1325, 1575, 1673, 1855, 2151, 2385, 3339, 3585, 3975, 5019, 5565, 5975, 8365, 9275, 10755, 11925, 12667, 15057, 16695, 17925, 25095, 27825, 38001, 41825, 53775, 63335, 75285, 83475, 88669, 114003, 125475, 190005, 266007, 316675, 376425, 443345, 570015, 798021, 950025, 1330035, 2216725, 2850075, 3990105, 6650175, 19950525]

約数ペア:

[(1, 19950525), (3, 6650175), (5, 3990105), (7, 2850075), (9, 2216725), (15, 1330035), (21, 950025), (25, 798021), (35, 570015), (45, 443345), (53, 376425), (63, 316675), (75, 266007), (105, 190005), (159, 125475), (175, 114003), (225, 88669), (239, 83475), (265, 75285), (315, 63335), (371, 53775), (477, 41825), (525, 38001), (717, 27825), (795, 25095), (1113, 17925), (1195, 16695), (1325, 15057), (1575, 12667), (1673, 11925), (1855, 10755), (2151, 9275), (2385, 8365), (3339, 5975), (3585, 5565), (3975, 5019)]