20125965168

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8221391}}^1$

素因数の和:8221422

約数の個数: 60

約数和(自身を含む): 59637977568

約数和(自身を除く): 39512012400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8221391, 16442782, 24664173, 32885564, 49328346, 65771128, 73992519, 98656692, 131542256, 139763647, 147985038, 197313384, 279527294, 295970076, 394626768, 419290941, 559054588, 591940152, 838581882, 1118109176, 1183880304, 1257872823, 1677163764, 2236218352, 2515745646, 3354327528, 5031491292, 6708655056, 10062982584, 20125965168]

約数ペア:

[(1, 20125965168), (2, 10062982584), (3, 6708655056), (4, 5031491292), (6, 3354327528), (8, 2515745646), (9, 2236218352), (12, 1677163764), (16, 1257872823), (17, 1183880304), (18, 1118109176), (24, 838581882), (34, 591940152), (36, 559054588), (48, 419290941), (51, 394626768), (68, 295970076), (72, 279527294), (102, 197313384), (136, 147985038), (144, 139763647), (153, 131542256), (204, 98656692), (272, 73992519), (306, 65771128), (408, 49328346), (612, 32885564), (816, 24664173), (1224, 16442782), (2448, 8221391)]