65049160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 174182400

約数和(自身を除く): 109133240

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 31, 38, 40, 44, 55, 62, 76, 88, 95, 110, 124, 152, 155, 190, 209, 220, 248, 251, 310, 341, 380, 418, 440, 502, 589, 620, 682, 760, 836, 1004, 1045, 1178, 1240, 1255, 1364, 1672, 1705, 2008, 2090, 2356, 2510, 2728, 2761, 2945, 3410, 4180, 4712, 4769, 5020, 5522, 5890, 6479, 6820, 7781, 8360, 9538, 10040, 11044, 11780, 12958, 13640, 13805, 15562, 19076, 22088, 23560, 23845, 25916, 27610, 31124, 32395, 38152, 38905, 47690, 51832, 52459, 55220, 62248, 64790, 77810, 85591, 95380, 104918, 110440, 129580, 147839, 155620, 171182, 190760, 209836, 259160, 262295, 295678, 311240, 342364, 419672, 427955, 524590, 591356, 684728, 739195, 855910, 1049180, 1182712, 1478390, 1626229, 1711820, 2098360, 2956780, 3252458, 3423640, 5913560, 6504916, 8131145, 13009832, 16262290, 32524580, 65049160]

約数ペア:

[(1, 65049160), (2, 32524580), (4, 16262290), (5, 13009832), (8, 8131145), (10, 6504916), (11, 5913560), (19, 3423640), (20, 3252458), (22, 2956780), (31, 2098360), (38, 1711820), (40, 1626229), (44, 1478390), (55, 1182712), (62, 1049180), (76, 855910), (88, 739195), (95, 684728), (110, 591356), (124, 524590), (152, 427955), (155, 419672), (190, 342364), (209, 311240), (220, 295678), (248, 262295), (251, 259160), (310, 209836), (341, 190760), (380, 171182), (418, 155620), (440, 147839), (502, 129580), (589, 110440), (620, 104918), (682, 95380), (760, 85591), (836, 77810), (1004, 64790), (1045, 62248), (1178, 55220), (1240, 52459), (1255, 51832), (1364, 47690), (1672, 38905), (1705, 38152), (2008, 32395), (2090, 31124), (2356, 27610), (2510, 25916), (2728, 23845), (2761, 23560), (2945, 22088), (3410, 19076), (4180, 15562), (4712, 13805), (4769, 13640), (5020, 12958), (5522, 11780), (5890, 11044), (6479, 10040), (6820, 9538), (7781, 8360)]