80396550

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:549

約数の個数: 144

約数和(自身を含む): 241703280

約数和(自身を除く): 161306730

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 81, 90, 117, 130, 135, 150, 162, 195, 225, 234, 243, 270, 325, 351, 390, 405, 450, 486, 509, 585, 650, 675, 702, 810, 975, 1018, 1053, 1170, 1215, 1350, 1527, 1755, 1950, 2025, 2106, 2430, 2545, 2925, 3054, 3159, 3510, 4050, 4581, 5090, 5265, 5850, 6075, 6318, 6617, 7635, 8775, 9162, 10530, 12150, 12725, 13234, 13743, 15270, 15795, 17550, 19851, 22905, 25450, 26325, 27486, 31590, 33085, 38175, 39702, 41229, 45810, 52650, 59553, 66170, 68715, 76350, 78975, 82458, 99255, 114525, 119106, 123687, 137430, 157950, 165425, 178659, 198510, 206145, 229050, 247374, 297765, 330850, 343575, 357318, 412290, 496275, 535977, 595530, 618435, 687150, 893295, 992550, 1030725, 1071954, 1236870, 1488825, 1607931, 1786590, 2061450, 2679885, 2977650, 3092175, 3215862, 4466475, 5359770, 6184350, 8039655, 8932950, 13399425, 16079310, 26798850, 40198275, 80396550]

約数ペア:

[(1, 80396550), (2, 40198275), (3, 26798850), (5, 16079310), (6, 13399425), (9, 8932950), (10, 8039655), (13, 6184350), (15, 5359770), (18, 4466475), (25, 3215862), (26, 3092175), (27, 2977650), (30, 2679885), (39, 2061450), (45, 1786590), (50, 1607931), (54, 1488825), (65, 1236870), (75, 1071954), (78, 1030725), (81, 992550), (90, 893295), (117, 687150), (130, 618435), (135, 595530), (150, 535977), (162, 496275), (195, 412290), (225, 357318), (234, 343575), (243, 330850), (270, 297765), (325, 247374), (351, 229050), (390, 206145), (405, 198510), (450, 178659), (486, 165425), (509, 157950), (585, 137430), (650, 123687), (675, 119106), (702, 114525), (810, 99255), (975, 82458), (1018, 78975), (1053, 76350), (1170, 68715), (1215, 66170), (1350, 59553), (1527, 52650), (1755, 45810), (1950, 41229), (2025, 39702), (2106, 38175), (2430, 33085), (2545, 31590), (2925, 27486), (3054, 26325), (3159, 25450), (3510, 22905), (4050, 19851), (4581, 17550), (5090, 15795), (5265, 15270), (5850, 13743), (6075, 13234), (6318, 12725), (6617, 12150), (7635, 10530), (8775, 9162)]