26298850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 54425088

約数和(自身を除く): 28126238

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 47, 50, 62, 94, 95, 155, 190, 235, 310, 361, 470, 475, 589, 722, 775, 893, 950, 1175, 1178, 1457, 1550, 1786, 1805, 2350, 2914, 2945, 3610, 4465, 5890, 7285, 8930, 9025, 11191, 14570, 14725, 16967, 18050, 22325, 22382, 27683, 29450, 33934, 36425, 44650, 55366, 55955, 72850, 84835, 111910, 138415, 169670, 276830, 279775, 424175, 525977, 559550, 692075, 848350, 1051954, 1384150, 2629885, 5259770, 13149425, 26298850]

約数ペア:

[(1, 26298850), (2, 13149425), (5, 5259770), (10, 2629885), (19, 1384150), (25, 1051954), (31, 848350), (38, 692075), (47, 559550), (50, 525977), (62, 424175), (94, 279775), (95, 276830), (155, 169670), (190, 138415), (235, 111910), (310, 84835), (361, 72850), (470, 55955), (475, 55366), (589, 44650), (722, 36425), (775, 33934), (893, 29450), (950, 27683), (1175, 22382), (1178, 22325), (1457, 18050), (1550, 16967), (1786, 14725), (1805, 14570), (2350, 11191), (2914, 9025), (2945, 8930), (3610, 7285), (4465, 5890)]