38209875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 70986240

約数和(自身を除く): 32776365

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 59, 75, 125, 157, 165, 177, 275, 295, 375, 471, 649, 785, 825, 885, 1375, 1475, 1727, 1947, 2355, 3245, 3925, 4125, 4425, 5181, 7375, 8635, 9263, 9735, 11775, 16225, 19625, 22125, 25905, 27789, 43175, 46315, 48675, 58875, 81125, 101893, 129525, 138945, 215875, 231575, 243375, 305679, 509465, 647625, 694725, 1157875, 1528395, 2547325, 3473625, 7641975, 12736625, 38209875]

約数ペア:

[(1, 38209875), (3, 12736625), (5, 7641975), (11, 3473625), (15, 2547325), (25, 1528395), (33, 1157875), (55, 694725), (59, 647625), (75, 509465), (125, 305679), (157, 243375), (165, 231575), (177, 215875), (275, 138945), (295, 129525), (375, 101893), (471, 81125), (649, 58875), (785, 48675), (825, 46315), (885, 43175), (1375, 27789), (1475, 25905), (1727, 22125), (1947, 19625), (2355, 16225), (3245, 11775), (3925, 9735), (4125, 9263), (4425, 8635), (5181, 7375)]