28591300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 66995712

約数和(自身を除く): 38404412

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 31, 46, 50, 62, 92, 100, 115, 124, 155, 230, 310, 401, 460, 575, 620, 713, 775, 802, 1150, 1426, 1550, 1604, 2005, 2300, 2852, 3100, 3565, 4010, 7130, 8020, 9223, 10025, 12431, 14260, 17825, 18446, 20050, 24862, 35650, 36892, 40100, 46115, 49724, 62155, 71300, 92230, 124310, 184460, 230575, 248620, 285913, 310775, 461150, 571826, 621550, 922300, 1143652, 1243100, 1429565, 2859130, 5718260, 7147825, 14295650, 28591300]

約数ペア:

[(1, 28591300), (2, 14295650), (4, 7147825), (5, 5718260), (10, 2859130), (20, 1429565), (23, 1243100), (25, 1143652), (31, 922300), (46, 621550), (50, 571826), (62, 461150), (92, 310775), (100, 285913), (115, 248620), (124, 230575), (155, 184460), (230, 124310), (310, 92230), (401, 71300), (460, 62155), (575, 49724), (620, 46115), (713, 40100), (775, 36892), (802, 35650), (1150, 24862), (1426, 20050), (1550, 18446), (1604, 17825), (2005, 14260), (2300, 12431), (2852, 10025), (3100, 9223), (3565, 8020), (4010, 7130)]